Home / 19,632.38-29,448.46-10,885.79

Finding the Fourth Proportional to 19,632.38, 29,448.46 and 10,885.79

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Solution

The fourth proportional to 19,632.38, 29,448.46 and 10,885.79 is: 16,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.38 : 29,448.46 = 10,885.79 : x
  2. Step 2: Convert to fraction form
    19,632.38/29,448.46 = 10,885.79/x
  3. Step 3: Cross multiply
    19,632.38x = 29,448.46 × 10,885.79
  4. Step 4: Simplify right side
    19,632.38x = 320,569,838.61
  5. Step 5: Solve for x
    x = 320,569,838.61/19,632.38
  6. Step 6: Final answer
    x = 16,328.63

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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.