Home / 26,712.26-36,862.84-15,377.63

Finding the Fourth Proportional to 26,712.26, 36,862.84 and 15,377.63

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Solution

The fourth proportional to 26,712.26, 36,862.84 and 15,377.63 is: 21,221.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712.26 : 36,862.84 = 15,377.63 : x
  2. Step 2: Convert to fraction form
    26,712.26/36,862.84 = 15,377.63/x
  3. Step 3: Cross multiply
    26,712.26x = 36,862.84 × 15,377.63
  4. Step 4: Simplify right side
    26,712.26x = 566,862,949.18
  5. Step 5: Solve for x
    x = 566,862,949.18/26,712.26
  6. Step 6: Final answer
    x = 21,221.08

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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.