Home / 31,432.52-47,150.26-10,374.40

Finding the Fourth Proportional to 31,432.52, 47,150.26 and 10,374.40

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Solution

The fourth proportional to 31,432.52, 47,150.26 and 10,374.40 is: 15,562.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,432.52 : 47,150.26 = 10,374.40 : x
  2. Step 2: Convert to fraction form
    31,432.52/47,150.26 = 10,374.40/x
  3. Step 3: Cross multiply
    31,432.52x = 47,150.26 × 10,374.40
  4. Step 4: Simplify right side
    31,432.52x = 489,155,657.34
  5. Step 5: Solve for x
    x = 489,155,657.34/31,432.52
  6. Step 6: Final answer
    x = 15,562.09

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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.