Home / 17,545.69-26,318.73-10,145.65

Finding the Fourth Proportional to 17,545.69, 26,318.73 and 10,145.65

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Solution

The fourth proportional to 17,545.69, 26,318.73 and 10,145.65 is: 15,218.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.69 : 26,318.73 = 10,145.65 : x
  2. Step 2: Convert to fraction form
    17,545.69/26,318.73 = 10,145.65/x
  3. Step 3: Cross multiply
    17,545.69x = 26,318.73 × 10,145.65
  4. Step 4: Simplify right side
    17,545.69x = 267,020,623.02
  5. Step 5: Solve for x
    x = 267,020,623.02/17,545.69
  6. Step 6: Final answer
    x = 15,218.59

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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.