Home / 28,052.01-38,710.17-15,476.76

Finding the Fourth Proportional to 28,052.01, 38,710.17 and 15,476.76

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Solution

The fourth proportional to 28,052.01, 38,710.17 and 15,476.76 is: 21,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052.01 : 38,710.17 = 15,476.76 : x
  2. Step 2: Convert to fraction form
    28,052.01/38,710.17 = 15,476.76/x
  3. Step 3: Cross multiply
    28,052.01x = 38,710.17 × 15,476.76
  4. Step 4: Simplify right side
    28,052.01x = 599,108,010.65
  5. Step 5: Solve for x
    x = 599,108,010.65/28,052.01
  6. Step 6: Final answer
    x = 21,357.04

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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.