Home / 16,478.60-22,740.50-8,924.95

Finding the Fourth Proportional to 16,478.60, 22,740.50 and 8,924.95

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Solution

The fourth proportional to 16,478.60, 22,740.50 and 8,924.95 is: 12,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478.60 : 22,740.50 = 8,924.95 : x
  2. Step 2: Convert to fraction form
    16,478.60/22,740.50 = 8,924.95/x
  3. Step 3: Cross multiply
    16,478.60x = 22,740.50 × 8,924.95
  4. Step 4: Simplify right side
    16,478.60x = 202,957,724.00
  5. Step 5: Solve for x
    x = 202,957,724.00/16,478.60
  6. Step 6: Final answer
    x = 12,316.44

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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.