Home / 15,814.62-23,724.66-6,459.72

Finding the Fourth Proportional to 15,814.62, 23,724.66 and 6,459.72

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Solution

The fourth proportional to 15,814.62, 23,724.66 and 6,459.72 is: 9,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814.62 : 23,724.66 = 6,459.72 : x
  2. Step 2: Convert to fraction form
    15,814.62/23,724.66 = 6,459.72/x
  3. Step 3: Cross multiply
    15,814.62x = 23,724.66 × 6,459.72
  4. Step 4: Simplify right side
    15,814.62x = 153,254,660.70
  5. Step 5: Solve for x
    x = 153,254,660.70/15,814.62
  6. Step 6: Final answer
    x = 9,690.70

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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.