Home / 28,884.60-39,869.82-16,952.76

Finding the Fourth Proportional to 28,884.60, 39,869.82 and 16,952.76

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Solution

The fourth proportional to 28,884.60, 39,869.82 and 16,952.76 is: 23,400.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.60 : 39,869.82 = 16,952.76 : x
  2. Step 2: Convert to fraction form
    28,884.60/39,869.82 = 16,952.76/x
  3. Step 3: Cross multiply
    28,884.60x = 39,869.82 × 16,952.76
  4. Step 4: Simplify right side
    28,884.60x = 675,903,489.70
  5. Step 5: Solve for x
    x = 675,903,489.70/28,884.60
  6. Step 6: Final answer
    x = 23,400.13

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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.