Home / 28,927.18-39,918.97-16,351.93

Finding the Fourth Proportional to 28,927.18, 39,918.97 and 16,351.93

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Solution

The fourth proportional to 28,927.18, 39,918.97 and 16,351.93 is: 22,565.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,927.18 : 39,918.97 = 16,351.93 : x
  2. Step 2: Convert to fraction form
    28,927.18/39,918.97 = 16,351.93/x
  3. Step 3: Cross multiply
    28,927.18x = 39,918.97 × 16,351.93
  4. Step 4: Simplify right side
    28,927.18x = 652,752,062.43
  5. Step 5: Solve for x
    x = 652,752,062.43/28,927.18
  6. Step 6: Final answer
    x = 22,565.36

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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.