Home / 28,572.17-39,426.14-16,633.58

Finding the Fourth Proportional to 28,572.17, 39,426.14 and 16,633.58

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Solution

The fourth proportional to 28,572.17, 39,426.14 and 16,633.58 is: 22,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,572.17 : 39,426.14 = 16,633.58 : x
  2. Step 2: Convert to fraction form
    28,572.17/39,426.14 = 16,633.58/x
  3. Step 3: Cross multiply
    28,572.17x = 39,426.14 × 16,633.58
  4. Step 4: Simplify right side
    28,572.17x = 655,797,853.78
  5. Step 5: Solve for x
    x = 655,797,853.78/28,572.17
  6. Step 6: Final answer
    x = 22,952.33

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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.