Home / 15,831.84-23,748.04-5,299.89

Finding the Fourth Proportional to 15,831.84, 23,748.04 and 5,299.89

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Solution

The fourth proportional to 15,831.84, 23,748.04 and 5,299.89 is: 7,949.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831.84 : 23,748.04 = 5,299.89 : x
  2. Step 2: Convert to fraction form
    15,831.84/23,748.04 = 5,299.89/x
  3. Step 3: Cross multiply
    15,831.84x = 23,748.04 × 5,299.89
  4. Step 4: Simplify right side
    15,831.84x = 125,862,087.99
  5. Step 5: Solve for x
    x = 125,862,087.99/15,831.84
  6. Step 6: Final answer
    x = 7,949.94

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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.