Home / 27,545.81-38,010.12-15,606.59

Finding the Fourth Proportional to 27,545.81, 38,010.12 and 15,606.59

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Solution

The fourth proportional to 27,545.81, 38,010.12 and 15,606.59 is: 21,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.81 : 38,010.12 = 15,606.59 : x
  2. Step 2: Convert to fraction form
    27,545.81/38,010.12 = 15,606.59/x
  3. Step 3: Cross multiply
    27,545.81x = 38,010.12 × 15,606.59
  4. Step 4: Simplify right side
    27,545.81x = 593,208,168.64
  5. Step 5: Solve for x
    x = 593,208,168.64/27,545.81
  6. Step 6: Final answer
    x = 21,535.34

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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.