Home / 32,642.96-45,046.40-18,500.36

Finding the Fourth Proportional to 32,642.96, 45,046.40 and 18,500.36

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Solution

The fourth proportional to 32,642.96, 45,046.40 and 18,500.36 is: 25,530.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,642.96 : 45,046.40 = 18,500.36 : x
  2. Step 2: Convert to fraction form
    32,642.96/45,046.40 = 18,500.36/x
  3. Step 3: Cross multiply
    32,642.96x = 45,046.40 × 18,500.36
  4. Step 4: Simplify right side
    32,642.96x = 833,374,616.70
  5. Step 5: Solve for x
    x = 833,374,616.70/32,642.96
  6. Step 6: Final answer
    x = 25,530.00

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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.