Home / 51,926.88-77,881.92-18,646.08

Finding the Fourth Proportional to 51,926.88, 77,881.92 and 18,646.08

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Solution

The fourth proportional to 51,926.88, 77,881.92 and 18,646.08 is: 27,966.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,926.88 : 77,881.92 = 18,646.08 : x
  2. Step 2: Convert to fraction form
    51,926.88/77,881.92 = 18,646.08/x
  3. Step 3: Cross multiply
    51,926.88x = 77,881.92 × 18,646.08
  4. Step 4: Simplify right side
    51,926.88x = 1,452,192,510.87
  5. Step 5: Solve for x
    x = 1,452,192,510.87/51,926.88
  6. Step 6: Final answer
    x = 27,966.10

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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.