Home / 22,999.28-31,735.13-12,926.39

Finding the Fourth Proportional to 22,999.28, 31,735.13 and 12,926.39

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Solution

The fourth proportional to 22,999.28, 31,735.13 and 12,926.39 is: 17,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,999.28 : 31,735.13 = 12,926.39 : x
  2. Step 2: Convert to fraction form
    22,999.28/31,735.13 = 12,926.39/x
  3. Step 3: Cross multiply
    22,999.28x = 31,735.13 × 12,926.39
  4. Step 4: Simplify right side
    22,999.28x = 410,220,443.77
  5. Step 5: Solve for x
    x = 410,220,443.77/22,999.28
  6. Step 6: Final answer
    x = 17,836.23

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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.