Home / 41,138.61-56,771.28-22,275.74

Finding the Fourth Proportional to 41,138.61, 56,771.28 and 22,275.74

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Solution

The fourth proportional to 41,138.61, 56,771.28 and 22,275.74 is: 30,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.61 : 56,771.28 = 22,275.74 : x
  2. Step 2: Convert to fraction form
    41,138.61/56,771.28 = 22,275.74/x
  3. Step 3: Cross multiply
    41,138.61x = 56,771.28 × 22,275.74
  4. Step 4: Simplify right side
    41,138.61x = 1,264,621,988.89
  5. Step 5: Solve for x
    x = 1,264,621,988.89/41,138.61
  6. Step 6: Final answer
    x = 30,740.51

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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.