Home / 43,587.24-65,387.03-13,995.17

Finding the Fourth Proportional to 43,587.24, 65,387.03 and 13,995.17

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Solution

The fourth proportional to 43,587.24, 65,387.03 and 13,995.17 is: 20,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,587.24 : 65,387.03 = 13,995.17 : x
  2. Step 2: Convert to fraction form
    43,587.24/65,387.03 = 13,995.17/x
  3. Step 3: Cross multiply
    43,587.24x = 65,387.03 × 13,995.17
  4. Step 4: Simplify right side
    43,587.24x = 915,102,203.73
  5. Step 5: Solve for x
    x = 915,102,203.73/43,587.24
  6. Step 6: Final answer
    x = 20,994.73

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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.