Home / 38,211.18-52,731.46-21,444.18

Finding the Fourth Proportional to 38,211.18, 52,731.46 and 21,444.18

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Solution

The fourth proportional to 38,211.18, 52,731.46 and 21,444.18 is: 29,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,211.18 : 52,731.46 = 21,444.18 : x
  2. Step 2: Convert to fraction form
    38,211.18/52,731.46 = 21,444.18/x
  3. Step 3: Cross multiply
    38,211.18x = 52,731.46 × 21,444.18
  4. Step 4: Simplify right side
    38,211.18x = 1,130,782,919.90
  5. Step 5: Solve for x
    x = 1,130,782,919.90/38,211.18
  6. Step 6: Final answer
    x = 29,592.99

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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.