Home / 32,630.83-45,031.46-18,483.66

Finding the Fourth Proportional to 32,630.83, 45,031.46 and 18,483.66

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Solution

The fourth proportional to 32,630.83, 45,031.46 and 18,483.66 is: 25,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,630.83 : 45,031.46 = 18,483.66 : x
  2. Step 2: Convert to fraction form
    32,630.83/45,031.46 = 18,483.66/x
  3. Step 3: Cross multiply
    32,630.83x = 45,031.46 × 18,483.66
  4. Step 4: Simplify right side
    32,630.83x = 832,346,103.53
  5. Step 5: Solve for x
    x = 832,346,103.53/32,630.83
  6. Step 6: Final answer
    x = 25,507.97

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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.