Home / 22,655.28-31,263.48-12,584.10

Finding the Fourth Proportional to 22,655.28, 31,263.48 and 12,584.10

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Solution

The fourth proportional to 22,655.28, 31,263.48 and 12,584.10 is: 17,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.28 : 31,263.48 = 12,584.10 : x
  2. Step 2: Convert to fraction form
    22,655.28/31,263.48 = 12,584.10/x
  3. Step 3: Cross multiply
    22,655.28x = 31,263.48 × 12,584.10
  4. Step 4: Simplify right side
    22,655.28x = 393,422,758.67
  5. Step 5: Solve for x
    x = 393,422,758.67/22,655.28
  6. Step 6: Final answer
    x = 17,365.61

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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.