Home / 31,808.13-47,712.24-10,748.27

Finding the Fourth Proportional to 31,808.13, 47,712.24 and 10,748.27

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Solution

The fourth proportional to 31,808.13, 47,712.24 and 10,748.27 is: 16,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,808.13 : 47,712.24 = 10,748.27 : x
  2. Step 2: Convert to fraction form
    31,808.13/47,712.24 = 10,748.27/x
  3. Step 3: Cross multiply
    31,808.13x = 47,712.24 × 10,748.27
  4. Step 4: Simplify right side
    31,808.13x = 512,823,799.26
  5. Step 5: Solve for x
    x = 512,823,799.26/31,808.13
  6. Step 6: Final answer
    x = 16,122.41

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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.