Home / 26,690.55-36,726.71-25,878.93

Finding the Fourth Proportional to 26,690.55, 36,726.71 and 25,878.93

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Solution

The fourth proportional to 26,690.55, 36,726.71 and 25,878.93 is: 35,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.55 : 36,726.71 = 25,878.93 : x
  2. Step 2: Convert to fraction form
    26,690.55/36,726.71 = 25,878.93/x
  3. Step 3: Cross multiply
    26,690.55x = 36,726.71 × 25,878.93
  4. Step 4: Simplify right side
    26,690.55x = 950,447,838.28
  5. Step 5: Solve for x
    x = 950,447,838.28/26,690.55
  6. Step 6: Final answer
    x = 35,609.91

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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.