Home / 28,023.83-38,672.33-15,277.06

Finding the Fourth Proportional to 28,023.83, 38,672.33 and 15,277.06

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Solution

The fourth proportional to 28,023.83, 38,672.33 and 15,277.06 is: 21,082.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,023.83 : 38,672.33 = 15,277.06 : x
  2. Step 2: Convert to fraction form
    28,023.83/38,672.33 = 15,277.06/x
  3. Step 3: Cross multiply
    28,023.83x = 38,672.33 × 15,277.06
  4. Step 4: Simplify right side
    28,023.83x = 590,799,505.75
  5. Step 5: Solve for x
    x = 590,799,505.75/28,023.83
  6. Step 6: Final answer
    x = 21,082.04

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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.