Home / 15,670.32-23,514.72-5,816.52

Finding the Fourth Proportional to 15,670.32, 23,514.72 and 5,816.52

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Solution

The fourth proportional to 15,670.32, 23,514.72 and 5,816.52 is: 8,728.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.32 : 23,514.72 = 5,816.52 : x
  2. Step 2: Convert to fraction form
    15,670.32/23,514.72 = 5,816.52/x
  3. Step 3: Cross multiply
    15,670.32x = 23,514.72 × 5,816.52
  4. Step 4: Simplify right side
    15,670.32x = 136,773,839.17
  5. Step 5: Solve for x
    x = 136,773,839.17/15,670.32
  6. Step 6: Final answer
    x = 8,728.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.