Home / 51,597.13-77,390.50-14,160.97

Finding the Fourth Proportional to 51,597.13, 77,390.50 and 14,160.97

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Solution

The fourth proportional to 51,597.13, 77,390.50 and 14,160.97 is: 21,240.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,597.13 : 77,390.50 = 14,160.97 : x
  2. Step 2: Convert to fraction form
    51,597.13/77,390.50 = 14,160.97/x
  3. Step 3: Cross multiply
    51,597.13x = 77,390.50 × 14,160.97
  4. Step 4: Simplify right side
    51,597.13x = 1,095,924,161.83
  5. Step 5: Solve for x
    x = 1,095,924,161.83/51,597.13
  6. Step 6: Final answer
    x = 21,240.02

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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.