Home / 26,494.68-36,565.47-15,885.30

Finding the Fourth Proportional to 26,494.68, 36,565.47 and 15,885.30

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Solution

The fourth proportional to 26,494.68, 36,565.47 and 15,885.30 is: 21,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,494.68 : 36,565.47 = 15,885.30 : x
  2. Step 2: Convert to fraction form
    26,494.68/36,565.47 = 15,885.30/x
  3. Step 3: Cross multiply
    26,494.68x = 36,565.47 × 15,885.30
  4. Step 4: Simplify right side
    26,494.68x = 580,853,460.59
  5. Step 5: Solve for x
    x = 580,853,460.59/26,494.68
  6. Step 6: Final answer
    x = 21,923.40

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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.