Home / 17,542.45-24,210.01-9,991.15

Finding the Fourth Proportional to 17,542.45, 24,210.01 and 9,991.15

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Solution

The fourth proportional to 17,542.45, 24,210.01 and 9,991.15 is: 13,788.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,542.45 : 24,210.01 = 9,991.15 : x
  2. Step 2: Convert to fraction form
    17,542.45/24,210.01 = 9,991.15/x
  3. Step 3: Cross multiply
    17,542.45x = 24,210.01 × 9,991.15
  4. Step 4: Simplify right side
    17,542.45x = 241,885,821.48
  5. Step 5: Solve for x
    x = 241,885,821.48/17,542.45
  6. Step 6: Final answer
    x = 13,788.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.