Home / 28,545.52-39,383.20-16,599.04

Finding the Fourth Proportional to 28,545.52, 39,383.20 and 16,599.04

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Solution

The fourth proportional to 28,545.52, 39,383.20 and 16,599.04 is: 22,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,545.52 : 39,383.20 = 16,599.04 : x
  2. Step 2: Convert to fraction form
    28,545.52/39,383.20 = 16,599.04/x
  3. Step 3: Cross multiply
    28,545.52x = 39,383.20 × 16,599.04
  4. Step 4: Simplify right side
    28,545.52x = 653,723,312.13
  5. Step 5: Solve for x
    x = 653,723,312.13/28,545.52
  6. Step 6: Final answer
    x = 22,901.08

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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.