Home / 51,260.19-76,892.62-15,718.91

Finding the Fourth Proportional to 51,260.19, 76,892.62 and 15,718.91

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Solution

The fourth proportional to 51,260.19, 76,892.62 and 15,718.91 is: 23,579.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,260.19 : 76,892.62 = 15,718.91 : x
  2. Step 2: Convert to fraction form
    51,260.19/76,892.62 = 15,718.91/x
  3. Step 3: Cross multiply
    51,260.19x = 76,892.62 × 15,718.91
  4. Step 4: Simplify right side
    51,260.19x = 1,208,668,167.47
  5. Step 5: Solve for x
    x = 1,208,668,167.47/51,260.19
  6. Step 6: Final answer
    x = 23,579.08

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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.