Home / 25,587.78-35,311.20-14,834.74

Finding the Fourth Proportional to 25,587.78, 35,311.20 and 14,834.74

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Solution

The fourth proportional to 25,587.78, 35,311.20 and 14,834.74 is: 20,471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.78 : 35,311.20 = 14,834.74 : x
  2. Step 2: Convert to fraction form
    25,587.78/35,311.20 = 14,834.74/x
  3. Step 3: Cross multiply
    25,587.78x = 35,311.20 × 14,834.74
  4. Step 4: Simplify right side
    25,587.78x = 523,832,438.44
  5. Step 5: Solve for x
    x = 523,832,438.44/25,587.78
  6. Step 6: Final answer
    x = 20,471.98

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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.