Home / 25,545.70-35,253-14,933.20

Finding the Fourth Proportional to 25,545.70, 35,253 and 14,933.20

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Solution

The fourth proportional to 25,545.70, 35,253 and 14,933.20 is: 20,607.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545.70 : 35,253 = 14,933.20 : x
  2. Step 2: Convert to fraction form
    25,545.70/35,253 = 14,933.20/x
  3. Step 3: Cross multiply
    25,545.70x = 35,253 × 14,933.20
  4. Step 4: Simplify right side
    25,545.70x = 526,440,099.60
  5. Step 5: Solve for x
    x = 526,440,099.60/25,545.70
  6. Step 6: Final answer
    x = 20,607.78

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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.