Home / 32,729.63-45,167.50-18,195.18

Finding the Fourth Proportional to 32,729.63, 45,167.50 and 18,195.18

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Solution

The fourth proportional to 32,729.63, 45,167.50 and 18,195.18 is: 25,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,729.63 : 45,167.50 = 18,195.18 : x
  2. Step 2: Convert to fraction form
    32,729.63/45,167.50 = 18,195.18/x
  3. Step 3: Cross multiply
    32,729.63x = 45,167.50 × 18,195.18
  4. Step 4: Simplify right side
    32,729.63x = 821,830,848.91
  5. Step 5: Solve for x
    x = 821,830,848.91/32,729.63
  6. Step 6: Final answer
    x = 25,109.69

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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.