Home / 32,309.42-48,428.28-13,583.90

Finding the Fourth Proportional to 32,309.42, 48,428.28 and 13,583.90

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Solution

The fourth proportional to 32,309.42, 48,428.28 and 13,583.90 is: 20,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,309.42 : 48,428.28 = 13,583.90 : x
  2. Step 2: Convert to fraction form
    32,309.42/48,428.28 = 13,583.90/x
  3. Step 3: Cross multiply
    32,309.42x = 48,428.28 × 13,583.90
  4. Step 4: Simplify right side
    32,309.42x = 657,845,033.76
  5. Step 5: Solve for x
    x = 657,845,033.76/32,309.42
  6. Step 6: Final answer
    x = 20,360.78

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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.