Home / 52,061.61-71,842.19-30,548.46

Finding the Fourth Proportional to 52,061.61, 71,842.19 and 30,548.46

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Solution

The fourth proportional to 52,061.61, 71,842.19 and 30,548.46 is: 42,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,061.61 : 71,842.19 = 30,548.46 : x
  2. Step 2: Convert to fraction form
    52,061.61/71,842.19 = 30,548.46/x
  3. Step 3: Cross multiply
    52,061.61x = 71,842.19 × 30,548.46
  4. Step 4: Simplify right side
    52,061.61x = 2,194,668,114.79
  5. Step 5: Solve for x
    x = 2,194,668,114.79/52,061.61
  6. Step 6: Final answer
    x = 42,155.21

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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.