Home / 19,036.56-26,269.08-10,538.40

Finding the Fourth Proportional to 19,036.56, 26,269.08 and 10,538.40

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Solution

The fourth proportional to 19,036.56, 26,269.08 and 10,538.40 is: 14,542.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.56 : 26,269.08 = 10,538.40 : x
  2. Step 2: Convert to fraction form
    19,036.56/26,269.08 = 10,538.40/x
  3. Step 3: Cross multiply
    19,036.56x = 26,269.08 × 10,538.40
  4. Step 4: Simplify right side
    19,036.56x = 276,834,072.67
  5. Step 5: Solve for x
    x = 276,834,072.67/19,036.56
  6. Step 6: Final answer
    x = 14,542.23

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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.