Home / 32,531.40-48,811.14-13,824.05

Finding the Fourth Proportional to 32,531.40, 48,811.14 and 13,824.05

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Solution

The fourth proportional to 32,531.40, 48,811.14 and 13,824.05 is: 20,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,531.40 : 48,811.14 = 13,824.05 : x
  2. Step 2: Convert to fraction form
    32,531.40/48,811.14 = 13,824.05/x
  3. Step 3: Cross multiply
    32,531.40x = 48,811.14 × 13,824.05
  4. Step 4: Simplify right side
    32,531.40x = 674,767,395.86
  5. Step 5: Solve for x
    x = 674,767,395.86/32,531.40
  6. Step 6: Final answer
    x = 20,742.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.