Home / 19,036.81-26,269.54-10,538.34

Finding the Fourth Proportional to 19,036.81, 26,269.54 and 10,538.34

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Solution

The fourth proportional to 19,036.81, 26,269.54 and 10,538.34 is: 14,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.81 : 26,269.54 = 10,538.34 : x
  2. Step 2: Convert to fraction form
    19,036.81/26,269.54 = 10,538.34/x
  3. Step 3: Cross multiply
    19,036.81x = 26,269.54 × 10,538.34
  4. Step 4: Simplify right side
    19,036.81x = 276,837,248.95
  5. Step 5: Solve for x
    x = 276,837,248.95/19,036.81
  6. Step 6: Final answer
    x = 14,542.21

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.