Home / 58,489.65-80,715.45-31,632.18

Finding the Fourth Proportional to 58,489.65, 80,715.45 and 31,632.18

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Solution

The fourth proportional to 58,489.65, 80,715.45 and 31,632.18 is: 43,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,489.65 : 80,715.45 = 31,632.18 : x
  2. Step 2: Convert to fraction form
    58,489.65/80,715.45 = 31,632.18/x
  3. Step 3: Cross multiply
    58,489.65x = 80,715.45 × 31,632.18
  4. Step 4: Simplify right side
    58,489.65x = 2,553,205,459.12
  5. Step 5: Solve for x
    x = 2,553,205,459.12/58,489.65
  6. Step 6: Final answer
    x = 43,652.26

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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.