Home / 15,956.28-22,026.86-11,422.52

Finding the Fourth Proportional to 15,956.28, 22,026.86 and 11,422.52

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Solution

The fourth proportional to 15,956.28, 22,026.86 and 11,422.52 is: 15,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956.28 : 22,026.86 = 11,422.52 : x
  2. Step 2: Convert to fraction form
    15,956.28/22,026.86 = 11,422.52/x
  3. Step 3: Cross multiply
    15,956.28x = 22,026.86 × 11,422.52
  4. Step 4: Simplify right side
    15,956.28x = 251,602,248.89
  5. Step 5: Solve for x
    x = 251,602,248.89/15,956.28
  6. Step 6: Final answer
    x = 15,768.23

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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.