Home / 14,708.03-20,301.21-12,061.76

Finding the Fourth Proportional to 14,708.03, 20,301.21 and 12,061.76

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Solution

The fourth proportional to 14,708.03, 20,301.21 and 12,061.76 is: 16,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,708.03 : 20,301.21 = 12,061.76 : x
  2. Step 2: Convert to fraction form
    14,708.03/20,301.21 = 12,061.76/x
  3. Step 3: Cross multiply
    14,708.03x = 20,301.21 × 12,061.76
  4. Step 4: Simplify right side
    14,708.03x = 244,868,221.22
  5. Step 5: Solve for x
    x = 244,868,221.22/14,708.03
  6. Step 6: Final answer
    x = 16,648.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.