Home / 22,655.37-31,265.45-12,583.85

Finding the Fourth Proportional to 22,655.37, 31,265.45 and 12,583.85

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Solution

The fourth proportional to 22,655.37, 31,265.45 and 12,583.85 is: 17,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.37 : 31,265.45 = 12,583.85 : x
  2. Step 2: Convert to fraction form
    22,655.37/31,265.45 = 12,583.85/x
  3. Step 3: Cross multiply
    22,655.37x = 31,265.45 × 12,583.85
  4. Step 4: Simplify right side
    22,655.37x = 393,439,842.61
  5. Step 5: Solve for x
    x = 393,439,842.61/22,655.37
  6. Step 6: Final answer
    x = 17,366.30

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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.