Home / 53,061.14-79,574.79-17,515.85

Finding the Fourth Proportional to 53,061.14, 79,574.79 and 17,515.85

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Solution

The fourth proportional to 53,061.14, 79,574.79 and 17,515.85 is: 26,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,061.14 : 79,574.79 = 17,515.85 : x
  2. Step 2: Convert to fraction form
    53,061.14/79,574.79 = 17,515.85/x
  3. Step 3: Cross multiply
    53,061.14x = 79,574.79 × 17,515.85
  4. Step 4: Simplify right side
    53,061.14x = 1,393,819,687.55
  5. Step 5: Solve for x
    x = 1,393,819,687.55/53,061.14
  6. Step 6: Final answer
    x = 26,268.18

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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.