Home / 52,686.46-79,013.25-17,617.93

Finding the Fourth Proportional to 52,686.46, 79,013.25 and 17,617.93

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Solution

The fourth proportional to 52,686.46, 79,013.25 and 17,617.93 is: 26,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,686.46 : 79,013.25 = 17,617.93 : x
  2. Step 2: Convert to fraction form
    52,686.46/79,013.25 = 17,617.93/x
  3. Step 3: Cross multiply
    52,686.46x = 79,013.25 × 17,617.93
  4. Step 4: Simplify right side
    52,686.46x = 1,392,049,907.57
  5. Step 5: Solve for x
    x = 1,392,049,907.57/52,686.46
  6. Step 6: Final answer
    x = 26,421.40

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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.