Home / 14,720.80-22,052.40-10,055.20

Finding the Fourth Proportional to 14,720.80, 22,052.40 and 10,055.20

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Solution

The fourth proportional to 14,720.80, 22,052.40 and 10,055.20 is: 15,063.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,720.80 : 22,052.40 = 10,055.20 : x
  2. Step 2: Convert to fraction form
    14,720.80/22,052.40 = 10,055.20/x
  3. Step 3: Cross multiply
    14,720.80x = 22,052.40 × 10,055.20
  4. Step 4: Simplify right side
    14,720.80x = 221,741,292.48
  5. Step 5: Solve for x
    x = 221,741,292.48/14,720.80
  6. Step 6: Final answer
    x = 15,063.13

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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.