Home / 23,724.48-32,740.14-15,355.56

Finding the Fourth Proportional to 23,724.48, 32,740.14 and 15,355.56

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Solution

The fourth proportional to 23,724.48, 32,740.14 and 15,355.56 is: 21,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,724.48 : 32,740.14 = 15,355.56 : x
  2. Step 2: Convert to fraction form
    23,724.48/32,740.14 = 15,355.56/x
  3. Step 3: Cross multiply
    23,724.48x = 32,740.14 × 15,355.56
  4. Step 4: Simplify right side
    23,724.48x = 502,743,184.18
  5. Step 5: Solve for x
    x = 502,743,184.18/23,724.48
  6. Step 6: Final answer
    x = 21,190.90

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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.