Home / 40,717.95-56,189.21-22,812.05

Finding the Fourth Proportional to 40,717.95, 56,189.21 and 22,812.05

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Solution

The fourth proportional to 40,717.95, 56,189.21 and 22,812.05 is: 31,479.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,717.95 : 56,189.21 = 22,812.05 : x
  2. Step 2: Convert to fraction form
    40,717.95/56,189.21 = 22,812.05/x
  3. Step 3: Cross multiply
    40,717.95x = 56,189.21 × 22,812.05
  4. Step 4: Simplify right side
    40,717.95x = 1,281,791,067.98
  5. Step 5: Solve for x
    x = 1,281,791,067.98/40,717.95
  6. Step 6: Final answer
    x = 31,479.75

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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.