Home / 15,432.40-23,148.60-14,897.80

Finding the Fourth Proportional to 15,432.40, 23,148.60 and 14,897.80

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Solution

The fourth proportional to 15,432.40, 23,148.60 and 14,897.80 is: 22,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.40 : 23,148.60 = 14,897.80 : x
  2. Step 2: Convert to fraction form
    15,432.40/23,148.60 = 14,897.80/x
  3. Step 3: Cross multiply
    15,432.40x = 23,148.60 × 14,897.80
  4. Step 4: Simplify right side
    15,432.40x = 344,863,213.08
  5. Step 5: Solve for x
    x = 344,863,213.08/15,432.40
  6. Step 6: Final answer
    x = 22,346.70

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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.