Home / 26,917.89-40,332.41-15,641.58

Finding the Fourth Proportional to 26,917.89, 40,332.41 and 15,641.58

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Solution

The fourth proportional to 26,917.89, 40,332.41 and 15,641.58 is: 23,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.89 : 40,332.41 = 15,641.58 : x
  2. Step 2: Convert to fraction form
    26,917.89/40,332.41 = 15,641.58/x
  3. Step 3: Cross multiply
    26,917.89x = 40,332.41 × 15,641.58
  4. Step 4: Simplify right side
    26,917.89x = 630,862,365.01
  5. Step 5: Solve for x
    x = 630,862,365.01/26,917.89
  6. Step 6: Final answer
    x = 23,436.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.