Home / 32,764.27-45,210.12-18,422.11

Finding the Fourth Proportional to 32,764.27, 45,210.12 and 18,422.11

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Solution

The fourth proportional to 32,764.27, 45,210.12 and 18,422.11 is: 25,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,764.27 : 45,210.12 = 18,422.11 : x
  2. Step 2: Convert to fraction form
    32,764.27/45,210.12 = 18,422.11/x
  3. Step 3: Cross multiply
    32,764.27x = 45,210.12 × 18,422.11
  4. Step 4: Simplify right side
    32,764.27x = 832,865,803.75
  5. Step 5: Solve for x
    x = 832,865,803.75/32,764.27
  6. Step 6: Final answer
    x = 25,419.94

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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.