Home / 22,677.08-31,293.42-12,605.66

Finding the Fourth Proportional to 22,677.08, 31,293.42 and 12,605.66

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Solution

The fourth proportional to 22,677.08, 31,293.42 and 12,605.66 is: 17,395.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677.08 : 31,293.42 = 12,605.66 : x
  2. Step 2: Convert to fraction form
    22,677.08/31,293.42 = 12,605.66/x
  3. Step 3: Cross multiply
    22,677.08x = 31,293.42 × 12,605.66
  4. Step 4: Simplify right side
    22,677.08x = 394,474,212.76
  5. Step 5: Solve for x
    x = 394,474,212.76/22,677.08
  6. Step 6: Final answer
    x = 17,395.28

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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.