Home / 32,818.66-45,293.16-20,080.34

Finding the Fourth Proportional to 32,818.66, 45,293.16 and 20,080.34

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Solution

The fourth proportional to 32,818.66, 45,293.16 and 20,080.34 is: 27,712.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,818.66 : 45,293.16 = 20,080.34 : x
  2. Step 2: Convert to fraction form
    32,818.66/45,293.16 = 20,080.34/x
  3. Step 3: Cross multiply
    32,818.66x = 45,293.16 × 20,080.34
  4. Step 4: Simplify right side
    32,818.66x = 909,502,052.47
  5. Step 5: Solve for x
    x = 909,502,052.47/32,818.66
  6. Step 6: Final answer
    x = 27,712.96

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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.