Home / 16,620.79-22,938.06-9,452.95

Finding the Fourth Proportional to 16,620.79, 22,938.06 and 9,452.95

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Solution

The fourth proportional to 16,620.79, 22,938.06 and 9,452.95 is: 13,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.79 : 22,938.06 = 9,452.95 : x
  2. Step 2: Convert to fraction form
    16,620.79/22,938.06 = 9,452.95/x
  3. Step 3: Cross multiply
    16,620.79x = 22,938.06 × 9,452.95
  4. Step 4: Simplify right side
    16,620.79x = 216,832,334.28
  5. Step 5: Solve for x
    x = 216,832,334.28/16,620.79
  6. Step 6: Final answer
    x = 13,045.85

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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.