Home / 25,487.48-35,171.50-14,157.70

Finding the Fourth Proportional to 25,487.48, 35,171.50 and 14,157.70

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Solution

The fourth proportional to 25,487.48, 35,171.50 and 14,157.70 is: 19,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,487.48 : 35,171.50 = 14,157.70 : x
  2. Step 2: Convert to fraction form
    25,487.48/35,171.50 = 14,157.70/x
  3. Step 3: Cross multiply
    25,487.48x = 35,171.50 × 14,157.70
  4. Step 4: Simplify right side
    25,487.48x = 497,947,545.55
  5. Step 5: Solve for x
    x = 497,947,545.55/25,487.48
  6. Step 6: Final answer
    x = 19,536.95

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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.