Home / 25,148.20-37,722.30-14,780.20

Finding the Fourth Proportional to 25,148.20, 37,722.30 and 14,780.20

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Solution

The fourth proportional to 25,148.20, 37,722.30 and 14,780.20 is: 22,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.20 : 37,722.30 = 14,780.20 : x
  2. Step 2: Convert to fraction form
    25,148.20/37,722.30 = 14,780.20/x
  3. Step 3: Cross multiply
    25,148.20x = 37,722.30 × 14,780.20
  4. Step 4: Simplify right side
    25,148.20x = 557,543,138.46
  5. Step 5: Solve for x
    x = 557,543,138.46/25,148.20
  6. Step 6: Final answer
    x = 22,170.30

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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.