Home / 18,061.45-24,923.90-9,994.79

Finding the Fourth Proportional to 18,061.45, 24,923.90 and 9,994.79

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Solution

The fourth proportional to 18,061.45, 24,923.90 and 9,994.79 is: 13,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,061.45 : 24,923.90 = 9,994.79 : x
  2. Step 2: Convert to fraction form
    18,061.45/24,923.90 = 9,994.79/x
  3. Step 3: Cross multiply
    18,061.45x = 24,923.90 × 9,994.79
  4. Step 4: Simplify right side
    18,061.45x = 249,109,233.78
  5. Step 5: Solve for x
    x = 249,109,233.78/18,061.45
  6. Step 6: Final answer
    x = 13,792.32

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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.