Home / 40,908.78-56,454.45-23,003.63

Finding the Fourth Proportional to 40,908.78, 56,454.45 and 23,003.63

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Solution

The fourth proportional to 40,908.78, 56,454.45 and 23,003.63 is: 31,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,908.78 : 56,454.45 = 23,003.63 : x
  2. Step 2: Convert to fraction form
    40,908.78/56,454.45 = 23,003.63/x
  3. Step 3: Cross multiply
    40,908.78x = 56,454.45 × 23,003.63
  4. Step 4: Simplify right side
    40,908.78x = 1,298,657,279.65
  5. Step 5: Solve for x
    x = 1,298,657,279.65/40,908.78
  6. Step 6: Final answer
    x = 31,745.20

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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.