Home / 40,322.68-55,642.13-22,416.59

Finding the Fourth Proportional to 40,322.68, 55,642.13 and 22,416.59

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Solution

The fourth proportional to 40,322.68, 55,642.13 and 22,416.59 is: 30,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.68 : 55,642.13 = 22,416.59 : x
  2. Step 2: Convert to fraction form
    40,322.68/55,642.13 = 22,416.59/x
  3. Step 3: Cross multiply
    40,322.68x = 55,642.13 × 22,416.59
  4. Step 4: Simplify right side
    40,322.68x = 1,247,306,814.94
  5. Step 5: Solve for x
    x = 1,247,306,814.94/40,322.68
  6. Step 6: Final answer
    x = 30,933.14

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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.