Home / 26,143.15-36,077.42-14,812.61

Finding the Fourth Proportional to 26,143.15, 36,077.42 and 14,812.61

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Solution

The fourth proportional to 26,143.15, 36,077.42 and 14,812.61 is: 20,441.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.15 : 36,077.42 = 14,812.61 : x
  2. Step 2: Convert to fraction form
    26,143.15/36,077.42 = 14,812.61/x
  3. Step 3: Cross multiply
    26,143.15x = 36,077.42 × 14,812.61
  4. Step 4: Simplify right side
    26,143.15x = 534,400,768.40
  5. Step 5: Solve for x
    x = 534,400,768.40/26,143.15
  6. Step 6: Final answer
    x = 20,441.33

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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.