Home / 32,818.06-45,293.10-18,478.66

Finding the Fourth Proportional to 32,818.06, 45,293.10 and 18,478.66

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Solution

The fourth proportional to 32,818.06, 45,293.10 and 18,478.66 is: 25,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,818.06 : 45,293.10 = 18,478.66 : x
  2. Step 2: Convert to fraction form
    32,818.06/45,293.10 = 18,478.66/x
  3. Step 3: Cross multiply
    32,818.06x = 45,293.10 × 18,478.66
  4. Step 4: Simplify right side
    32,818.06x = 836,955,795.25
  5. Step 5: Solve for x
    x = 836,955,795.25/32,818.06
  6. Step 6: Final answer
    x = 25,502.90

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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.