Home / 28,620.16-39,496.08-16,044.96

Finding the Fourth Proportional to 28,620.16, 39,496.08 and 16,044.96

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Solution

The fourth proportional to 28,620.16, 39,496.08 and 16,044.96 is: 22,142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,620.16 : 39,496.08 = 16,044.96 : x
  2. Step 2: Convert to fraction form
    28,620.16/39,496.08 = 16,044.96/x
  3. Step 3: Cross multiply
    28,620.16x = 39,496.08 × 16,044.96
  4. Step 4: Simplify right side
    28,620.16x = 633,713,023.76
  5. Step 5: Solve for x
    x = 633,713,023.76/28,620.16
  6. Step 6: Final answer
    x = 22,142.19

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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.