Home / 28,799.15-39,742.09-16,052.39

Finding the Fourth Proportional to 28,799.15, 39,742.09 and 16,052.39

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Solution

The fourth proportional to 28,799.15, 39,742.09 and 16,052.39 is: 22,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,799.15 : 39,742.09 = 16,052.39 : x
  2. Step 2: Convert to fraction form
    28,799.15/39,742.09 = 16,052.39/x
  3. Step 3: Cross multiply
    28,799.15x = 39,742.09 × 16,052.39
  4. Step 4: Simplify right side
    28,799.15x = 637,955,528.10
  5. Step 5: Solve for x
    x = 637,955,528.10/28,799.15
  6. Step 6: Final answer
    x = 22,151.89

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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.