Home / 15,156.02-22,737.68-4,767.78

Finding the Fourth Proportional to 15,156.02, 22,737.68 and 4,767.78

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Solution

The fourth proportional to 15,156.02, 22,737.68 and 4,767.78 is: 7,152.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,156.02 : 22,737.68 = 4,767.78 : x
  2. Step 2: Convert to fraction form
    15,156.02/22,737.68 = 4,767.78/x
  3. Step 3: Cross multiply
    15,156.02x = 22,737.68 × 4,767.78
  4. Step 4: Simplify right side
    15,156.02x = 108,408,255.95
  5. Step 5: Solve for x
    x = 108,408,255.95/15,156.02
  6. Step 6: Final answer
    x = 7,152.82

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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.