Home / 41,142.77-56,776.70-22,279.90

Finding the Fourth Proportional to 41,142.77, 56,776.70 and 22,279.90

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Solution

The fourth proportional to 41,142.77, 56,776.70 and 22,279.90 is: 30,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,142.77 : 56,776.70 = 22,279.90 : x
  2. Step 2: Convert to fraction form
    41,142.77/56,776.70 = 22,279.90/x
  3. Step 3: Cross multiply
    41,142.77x = 56,776.70 × 22,279.90
  4. Step 4: Simplify right side
    41,142.77x = 1,264,978,803.05
  5. Step 5: Solve for x
    x = 1,264,978,803.05/41,142.77
  6. Step 6: Final answer
    x = 30,746.08

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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.