Home / 32,966.43-45,498.32-18,820.11

Finding the Fourth Proportional to 32,966.43, 45,498.32 and 18,820.11

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Solution

The fourth proportional to 32,966.43, 45,498.32 and 18,820.11 is: 25,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,966.43 : 45,498.32 = 18,820.11 : x
  2. Step 2: Convert to fraction form
    32,966.43/45,498.32 = 18,820.11/x
  3. Step 3: Cross multiply
    32,966.43x = 45,498.32 × 18,820.11
  4. Step 4: Simplify right side
    32,966.43x = 856,283,293.11
  5. Step 5: Solve for x
    x = 856,283,293.11/32,966.43
  6. Step 6: Final answer
    x = 25,974.40

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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.