Home / 22,595.28-31,181.66-12,523.88

Finding the Fourth Proportional to 22,595.28, 31,181.66 and 12,523.88

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Solution

The fourth proportional to 22,595.28, 31,181.66 and 12,523.88 is: 17,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,595.28 : 31,181.66 = 12,523.88 : x
  2. Step 2: Convert to fraction form
    22,595.28/31,181.66 = 12,523.88/x
  3. Step 3: Cross multiply
    22,595.28x = 31,181.66 × 12,523.88
  4. Step 4: Simplify right side
    22,595.28x = 390,515,149.51
  5. Step 5: Solve for x
    x = 390,515,149.51/22,595.28
  6. Step 6: Final answer
    x = 17,283.04

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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.