Home / 26,791.15-36,972.66-14,855.60

Finding the Fourth Proportional to 26,791.15, 36,972.66 and 14,855.60

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Solution

The fourth proportional to 26,791.15, 36,972.66 and 14,855.60 is: 20,501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791.15 : 36,972.66 = 14,855.60 : x
  2. Step 2: Convert to fraction form
    26,791.15/36,972.66 = 14,855.60/x
  3. Step 3: Cross multiply
    26,791.15x = 36,972.66 × 14,855.60
  4. Step 4: Simplify right side
    26,791.15x = 549,251,047.90
  5. Step 5: Solve for x
    x = 549,251,047.90/26,791.15
  6. Step 6: Final answer
    x = 20,501.21

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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.