Home / 51,717.68-77,574.97-14,280.04

Finding the Fourth Proportional to 51,717.68, 77,574.97 and 14,280.04

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Solution

The fourth proportional to 51,717.68, 77,574.97 and 14,280.04 is: 21,419.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,717.68 : 77,574.97 = 14,280.04 : x
  2. Step 2: Convert to fraction form
    51,717.68/77,574.97 = 14,280.04/x
  3. Step 3: Cross multiply
    51,717.68x = 77,574.97 × 14,280.04
  4. Step 4: Simplify right side
    51,717.68x = 1,107,773,674.60
  5. Step 5: Solve for x
    x = 1,107,773,674.60/51,717.68
  6. Step 6: Final answer
    x = 21,419.63

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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.