Home / 51,287.79-76,966.05-18,007.96

Finding the Fourth Proportional to 51,287.79, 76,966.05 and 18,007.96

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Solution

The fourth proportional to 51,287.79, 76,966.05 and 18,007.96 is: 27,024.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,287.79 : 76,966.05 = 18,007.96 : x
  2. Step 2: Convert to fraction form
    51,287.79/76,966.05 = 18,007.96/x
  3. Step 3: Cross multiply
    51,287.79x = 76,966.05 × 18,007.96
  4. Step 4: Simplify right side
    51,287.79x = 1,386,001,549.76
  5. Step 5: Solve for x
    x = 1,386,001,549.76/51,287.79
  6. Step 6: Final answer
    x = 27,024.01

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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.