Home / 16,353.15-22,572.18-9,640.95

Finding the Fourth Proportional to 16,353.15, 22,572.18 and 9,640.95

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Solution

The fourth proportional to 16,353.15, 22,572.18 and 9,640.95 is: 13,307.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,353.15 : 22,572.18 = 9,640.95 : x
  2. Step 2: Convert to fraction form
    16,353.15/22,572.18 = 9,640.95/x
  3. Step 3: Cross multiply
    16,353.15x = 22,572.18 × 9,640.95
  4. Step 4: Simplify right side
    16,353.15x = 217,617,258.77
  5. Step 5: Solve for x
    x = 217,617,258.77/16,353.15
  6. Step 6: Final answer
    x = 13,307.36

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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.