Home / 38,079.52-52,548.45-21,084.48

Finding the Fourth Proportional to 38,079.52, 52,548.45 and 21,084.48

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Solution

The fourth proportional to 38,079.52, 52,548.45 and 21,084.48 is: 29,095.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,079.52 : 52,548.45 = 21,084.48 : x
  2. Step 2: Convert to fraction form
    38,079.52/52,548.45 = 21,084.48/x
  3. Step 3: Cross multiply
    38,079.52x = 52,548.45 × 21,084.48
  4. Step 4: Simplify right side
    38,079.52x = 1,107,956,506.26
  5. Step 5: Solve for x
    x = 1,107,956,506.26/38,079.52
  6. Step 6: Final answer
    x = 29,095.87

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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.