Home / 26,408.60-36,443.25-15,077.82

Finding the Fourth Proportional to 26,408.60, 36,443.25 and 15,077.82

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Solution

The fourth proportional to 26,408.60, 36,443.25 and 15,077.82 is: 20,807.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408.60 : 36,443.25 = 15,077.82 : x
  2. Step 2: Convert to fraction form
    26,408.60/36,443.25 = 15,077.82/x
  3. Step 3: Cross multiply
    26,408.60x = 36,443.25 × 15,077.82
  4. Step 4: Simplify right side
    26,408.60x = 549,484,900.38
  5. Step 5: Solve for x
    x = 549,484,900.38/26,408.60
  6. Step 6: Final answer
    x = 20,807.04

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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.