Home / 14,987.72-22,494.54-5,760.20

Finding the Fourth Proportional to 14,987.72, 22,494.54 and 5,760.20

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Solution

The fourth proportional to 14,987.72, 22,494.54 and 5,760.20 is: 8,645.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.72 : 22,494.54 = 5,760.20 : x
  2. Step 2: Convert to fraction form
    14,987.72/22,494.54 = 5,760.20/x
  3. Step 3: Cross multiply
    14,987.72x = 22,494.54 × 5,760.20
  4. Step 4: Simplify right side
    14,987.72x = 129,572,908.03
  5. Step 5: Solve for x
    x = 129,572,908.03/14,987.72
  6. Step 6: Final answer
    x = 8,645.27

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1.5x scale

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.