Home / 32,966.28-45,489.84-18,816.39

Finding the Fourth Proportional to 32,966.28, 45,489.84 and 18,816.39

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Solution

The fourth proportional to 32,966.28, 45,489.84 and 18,816.39 is: 25,964.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,966.28 : 45,489.84 = 18,816.39 : x
  2. Step 2: Convert to fraction form
    32,966.28/45,489.84 = 18,816.39/x
  3. Step 3: Cross multiply
    32,966.28x = 45,489.84 × 18,816.39
  4. Step 4: Simplify right side
    32,966.28x = 855,954,570.48
  5. Step 5: Solve for x
    x = 855,954,570.48/32,966.28
  6. Step 6: Final answer
    x = 25,964.55

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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.