Home / 31,717.68-47,561.61-18,394.46

Finding the Fourth Proportional to 31,717.68, 47,561.61 and 18,394.46

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Solution

The fourth proportional to 31,717.68, 47,561.61 and 18,394.46 is: 27,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,717.68 : 47,561.61 = 18,394.46 : x
  2. Step 2: Convert to fraction form
    31,717.68/47,561.61 = 18,394.46/x
  3. Step 3: Cross multiply
    31,717.68x = 47,561.61 × 18,394.46
  4. Step 4: Simplify right side
    31,717.68x = 874,869,991.20
  5. Step 5: Solve for x
    x = 874,869,991.20/31,717.68
  6. Step 6: Final answer
    x = 27,583.04

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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.