Home / 31,524.52-47,298.07-13,505.19

Finding the Fourth Proportional to 31,524.52, 47,298.07 and 13,505.19

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Solution

The fourth proportional to 31,524.52, 47,298.07 and 13,505.19 is: 20,262.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,524.52 : 47,298.07 = 13,505.19 : x
  2. Step 2: Convert to fraction form
    31,524.52/47,298.07 = 13,505.19/x
  3. Step 3: Cross multiply
    31,524.52x = 47,298.07 × 13,505.19
  4. Step 4: Simplify right side
    31,524.52x = 638,769,185.49
  5. Step 5: Solve for x
    x = 638,769,185.49/31,524.52
  6. Step 6: Final answer
    x = 20,262.62

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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.