Home / 19,465.57-26,862.69-11,082.61

Finding the Fourth Proportional to 19,465.57, 26,862.69 and 11,082.61

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Solution

The fourth proportional to 19,465.57, 26,862.69 and 11,082.61 is: 15,294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.57 : 26,862.69 = 11,082.61 : x
  2. Step 2: Convert to fraction form
    19,465.57/26,862.69 = 11,082.61/x
  3. Step 3: Cross multiply
    19,465.57x = 26,862.69 × 11,082.61
  4. Step 4: Simplify right side
    19,465.57x = 297,708,716.82
  5. Step 5: Solve for x
    x = 297,708,716.82/19,465.57
  6. Step 6: Final answer
    x = 15,294.12

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1.5x scale

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.