Home / 19,077.14-26,328.11-11,119.19

Finding the Fourth Proportional to 19,077.14, 26,328.11 and 11,119.19

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Solution

The fourth proportional to 19,077.14, 26,328.11 and 11,119.19 is: 15,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.14 : 26,328.11 = 11,119.19 : x
  2. Step 2: Convert to fraction form
    19,077.14/26,328.11 = 11,119.19/x
  3. Step 3: Cross multiply
    19,077.14x = 26,328.11 × 11,119.19
  4. Step 4: Simplify right side
    19,077.14x = 292,747,332.04
  5. Step 5: Solve for x
    x = 292,747,332.04/19,077.14
  6. Step 6: Final answer
    x = 15,345.45

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Half scale
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Double scale
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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.