Home / 38,302.02-52,856.28-21,535.02

Finding the Fourth Proportional to 38,302.02, 52,856.28 and 21,535.02

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Solution

The fourth proportional to 38,302.02, 52,856.28 and 21,535.02 is: 29,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,302.02 : 52,856.28 = 21,535.02 : x
  2. Step 2: Convert to fraction form
    38,302.02/52,856.28 = 21,535.02/x
  3. Step 3: Cross multiply
    38,302.02x = 52,856.28 × 21,535.02
  4. Step 4: Simplify right side
    38,302.02x = 1,138,261,046.93
  5. Step 5: Solve for x
    x = 1,138,261,046.93/38,302.02
  6. Step 6: Final answer
    x = 29,718.04

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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.