Home / 25,488.66-35,176.04-15,417.53

Finding the Fourth Proportional to 25,488.66, 35,176.04 and 15,417.53

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Solution

The fourth proportional to 25,488.66, 35,176.04 and 15,417.53 is: 21,277.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.66 : 35,176.04 = 15,417.53 : x
  2. Step 2: Convert to fraction form
    25,488.66/35,176.04 = 15,417.53/x
  3. Step 3: Cross multiply
    25,488.66x = 35,176.04 × 15,417.53
  4. Step 4: Simplify right side
    25,488.66x = 542,327,651.98
  5. Step 5: Solve for x
    x = 542,327,651.98/25,488.66
  6. Step 6: Final answer
    x = 21,277.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.