Home / 52,605.57-78,908.65-17,545.13

Finding the Fourth Proportional to 52,605.57, 78,908.65 and 17,545.13

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Solution

The fourth proportional to 52,605.57, 78,908.65 and 17,545.13 is: 26,317.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,605.57 : 78,908.65 = 17,545.13 : x
  2. Step 2: Convert to fraction form
    52,605.57/78,908.65 = 17,545.13/x
  3. Step 3: Cross multiply
    52,605.57x = 78,908.65 × 17,545.13
  4. Step 4: Simplify right side
    52,605.57x = 1,384,462,127.83
  5. Step 5: Solve for x
    x = 1,384,462,127.83/52,605.57
  6. Step 6: Final answer
    x = 26,317.79

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1.5x scale

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.