Home / 62,661.36-93,988.40-18,287.13

Finding the Fourth Proportional to 62,661.36, 93,988.40 and 18,287.13

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Solution

The fourth proportional to 62,661.36, 93,988.40 and 18,287.13 is: 27,429.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,661.36 : 93,988.40 = 18,287.13 : x
  2. Step 2: Convert to fraction form
    62,661.36/93,988.40 = 18,287.13/x
  3. Step 3: Cross multiply
    62,661.36x = 93,988.40 × 18,287.13
  4. Step 4: Simplify right side
    62,661.36x = 1,718,777,997.86
  5. Step 5: Solve for x
    x = 1,718,777,997.86/62,661.36
  6. Step 6: Final answer
    x = 27,429.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.