Home / 32,691.83-45,113.36-18,547.34

Finding the Fourth Proportional to 32,691.83, 45,113.36 and 18,547.34

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Solution

The fourth proportional to 32,691.83, 45,113.36 and 18,547.34 is: 25,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,691.83 : 45,113.36 = 18,547.34 : x
  2. Step 2: Convert to fraction form
    32,691.83/45,113.36 = 18,547.34/x
  3. Step 3: Cross multiply
    32,691.83x = 45,113.36 × 18,547.34
  4. Step 4: Simplify right side
    32,691.83x = 836,732,508.16
  5. Step 5: Solve for x
    x = 836,732,508.16/32,691.83
  6. Step 6: Final answer
    x = 25,594.55

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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.