Home / 51,742.74-77,601.82-14,302.02

Finding the Fourth Proportional to 51,742.74, 77,601.82 and 14,302.02

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Solution

The fourth proportional to 51,742.74, 77,601.82 and 14,302.02 is: 21,449.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742.74 : 77,601.82 = 14,302.02 : x
  2. Step 2: Convert to fraction form
    51,742.74/77,601.82 = 14,302.02/x
  3. Step 3: Cross multiply
    51,742.74x = 77,601.82 × 14,302.02
  4. Step 4: Simplify right side
    51,742.74x = 1,109,862,781.68
  5. Step 5: Solve for x
    x = 1,109,862,781.68/51,742.74
  6. Step 6: Final answer
    x = 21,449.63

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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.