Home / 32,806.88-49,207.20-13,080.16

Finding the Fourth Proportional to 32,806.88, 49,207.20 and 13,080.16

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Solution

The fourth proportional to 32,806.88, 49,207.20 and 13,080.16 is: 19,619.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,806.88 : 49,207.20 = 13,080.16 : x
  2. Step 2: Convert to fraction form
    32,806.88/49,207.20 = 13,080.16/x
  3. Step 3: Cross multiply
    32,806.88x = 49,207.20 × 13,080.16
  4. Step 4: Simplify right side
    32,806.88x = 643,638,049.15
  5. Step 5: Solve for x
    x = 643,638,049.15/32,806.88
  6. Step 6: Final answer
    x = 19,619.00

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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.