Home / 38,015.28-52,466.04-21,251.76

Finding the Fourth Proportional to 38,015.28, 52,466.04 and 21,251.76

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Solution

The fourth proportional to 38,015.28, 52,466.04 and 21,251.76 is: 29,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,015.28 : 52,466.04 = 21,251.76 : x
  2. Step 2: Convert to fraction form
    38,015.28/52,466.04 = 21,251.76/x
  3. Step 3: Cross multiply
    38,015.28x = 52,466.04 × 21,251.76
  4. Step 4: Simplify right side
    38,015.28x = 1,114,995,690.23
  5. Step 5: Solve for x
    x = 1,114,995,690.23/38,015.28
  6. Step 6: Final answer
    x = 29,330.20

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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.