Home / 28,597.46-39,463.44-15,851.18

Finding the Fourth Proportional to 28,597.46, 39,463.44 and 15,851.18

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Solution

The fourth proportional to 28,597.46, 39,463.44 and 15,851.18 is: 21,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,597.46 : 39,463.44 = 15,851.18 : x
  2. Step 2: Convert to fraction form
    28,597.46/39,463.44 = 15,851.18/x
  3. Step 3: Cross multiply
    28,597.46x = 39,463.44 × 15,851.18
  4. Step 4: Simplify right side
    28,597.46x = 625,542,090.86
  5. Step 5: Solve for x
    x = 625,542,090.86/28,597.46
  6. Step 6: Final answer
    x = 21,874.04

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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.