Home / 32,677.40-45,090.12-18,527.50

Finding the Fourth Proportional to 32,677.40, 45,090.12 and 18,527.50

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Solution

The fourth proportional to 32,677.40, 45,090.12 and 18,527.50 is: 25,565.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,677.40 : 45,090.12 = 18,527.50 : x
  2. Step 2: Convert to fraction form
    32,677.40/45,090.12 = 18,527.50/x
  3. Step 3: Cross multiply
    32,677.40x = 45,090.12 × 18,527.50
  4. Step 4: Simplify right side
    32,677.40x = 835,407,198.30
  5. Step 5: Solve for x
    x = 835,407,198.30/32,677.40
  6. Step 6: Final answer
    x = 25,565.29

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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.