Home / 62,384.45-86,066.12-38,469.60

Finding the Fourth Proportional to 62,384.45, 86,066.12 and 38,469.60

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Solution

The fourth proportional to 62,384.45, 86,066.12 and 38,469.60 is: 53,072.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,384.45 : 86,066.12 = 38,469.60 : x
  2. Step 2: Convert to fraction form
    62,384.45/86,066.12 = 38,469.60/x
  3. Step 3: Cross multiply
    62,384.45x = 86,066.12 × 38,469.60
  4. Step 4: Simplify right side
    62,384.45x = 3,310,929,306.13
  5. Step 5: Solve for x
    x = 3,310,929,306.13/62,384.45
  6. Step 6: Final answer
    x = 53,072.99

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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.