Home / 14,961.95-22,436.02-4,428.20

Finding the Fourth Proportional to 14,961.95, 22,436.02 and 4,428.20

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Solution

The fourth proportional to 14,961.95, 22,436.02 and 4,428.20 is: 6,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961.95 : 22,436.02 = 4,428.20 : x
  2. Step 2: Convert to fraction form
    14,961.95/22,436.02 = 4,428.20/x
  3. Step 3: Cross multiply
    14,961.95x = 22,436.02 × 4,428.20
  4. Step 4: Simplify right side
    14,961.95x = 99,351,253.69
  5. Step 5: Solve for x
    x = 99,351,253.69/14,961.95
  6. Step 6: Final answer
    x = 6,640.26

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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.