Home / 16,478.88-22,740.92-8,925.29

Finding the Fourth Proportional to 16,478.88, 22,740.92 and 8,925.29

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Solution

The fourth proportional to 16,478.88, 22,740.92 and 8,925.29 is: 12,316.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478.88 : 22,740.92 = 8,925.29 : x
  2. Step 2: Convert to fraction form
    16,478.88/22,740.92 = 8,925.29/x
  3. Step 3: Cross multiply
    16,478.88x = 22,740.92 × 8,925.29
  4. Step 4: Simplify right side
    16,478.88x = 202,969,266.28
  5. Step 5: Solve for x
    x = 202,969,266.28/16,478.88
  6. Step 6: Final answer
    x = 12,316.94

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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.