Home / 51,712.68-77,567.47-14,275.04

Finding the Fourth Proportional to 51,712.68, 77,567.47 and 14,275.04

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Solution

The fourth proportional to 51,712.68, 77,567.47 and 14,275.04 is: 21,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,712.68 : 77,567.47 = 14,275.04 : x
  2. Step 2: Convert to fraction form
    51,712.68/77,567.47 = 14,275.04/x
  3. Step 3: Cross multiply
    51,712.68x = 77,567.47 × 14,275.04
  4. Step 4: Simplify right side
    51,712.68x = 1,107,278,393.72
  5. Step 5: Solve for x
    x = 1,107,278,393.72/51,712.68
  6. Step 6: Final answer
    x = 21,412.13

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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.