Home / 25,581.68-35,232.12-22,043.60

Finding the Fourth Proportional to 25,581.68, 35,232.12 and 22,043.60

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Solution

The fourth proportional to 25,581.68, 35,232.12 and 22,043.60 is: 30,359.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,581.68 : 35,232.12 = 22,043.60 : x
  2. Step 2: Convert to fraction form
    25,581.68/35,232.12 = 22,043.60/x
  3. Step 3: Cross multiply
    25,581.68x = 35,232.12 × 22,043.60
  4. Step 4: Simplify right side
    25,581.68x = 776,642,760.43
  5. Step 5: Solve for x
    x = 776,642,760.43/25,581.68
  6. Step 6: Final answer
    x = 30,359.33

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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.