Home / 15,923.96-23,850.78-9,981.48

Finding the Fourth Proportional to 15,923.96, 23,850.78 and 9,981.48

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Solution

The fourth proportional to 15,923.96, 23,850.78 and 9,981.48 is: 14,950.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,923.96 : 23,850.78 = 9,981.48 : x
  2. Step 2: Convert to fraction form
    15,923.96/23,850.78 = 9,981.48/x
  3. Step 3: Cross multiply
    15,923.96x = 23,850.78 × 9,981.48
  4. Step 4: Simplify right side
    15,923.96x = 238,066,083.55
  5. Step 5: Solve for x
    x = 238,066,083.55/15,923.96
  6. Step 6: Final answer
    x = 14,950.18

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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.