Home / 31,551.34-47,302.03-15,748.23

Finding the Fourth Proportional to 31,551.34, 47,302.03 and 15,748.23

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Solution

The fourth proportional to 31,551.34, 47,302.03 and 15,748.23 is: 23,609.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,551.34 : 47,302.03 = 15,748.23 : x
  2. Step 2: Convert to fraction form
    31,551.34/47,302.03 = 15,748.23/x
  3. Step 3: Cross multiply
    31,551.34x = 47,302.03 × 15,748.23
  4. Step 4: Simplify right side
    31,551.34x = 744,923,247.91
  5. Step 5: Solve for x
    x = 744,923,247.91/31,551.34
  6. Step 6: Final answer
    x = 23,609.88

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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.