Home / 51,043.43-76,565.13-15,985.82

Finding the Fourth Proportional to 51,043.43, 76,565.13 and 15,985.82

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Solution

The fourth proportional to 51,043.43, 76,565.13 and 15,985.82 is: 23,978.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,043.43 : 76,565.13 = 15,985.82 : x
  2. Step 2: Convert to fraction form
    51,043.43/76,565.13 = 15,985.82/x
  3. Step 3: Cross multiply
    51,043.43x = 76,565.13 × 15,985.82
  4. Step 4: Simplify right side
    51,043.43x = 1,223,956,386.46
  5. Step 5: Solve for x
    x = 1,223,956,386.46/51,043.43
  6. Step 6: Final answer
    x = 23,978.73

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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.