Home / 14,164.76-21,247.13-6,746.72

Finding the Fourth Proportional to 14,164.76, 21,247.13 and 6,746.72

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Solution

The fourth proportional to 14,164.76, 21,247.13 and 6,746.72 is: 10,120.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.76 : 21,247.13 = 6,746.72 : x
  2. Step 2: Convert to fraction form
    14,164.76/21,247.13 = 6,746.72/x
  3. Step 3: Cross multiply
    14,164.76x = 21,247.13 × 6,746.72
  4. Step 4: Simplify right side
    14,164.76x = 143,348,456.30
  5. Step 5: Solve for x
    x = 143,348,456.30/14,164.76
  6. Step 6: Final answer
    x = 10,120.08

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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.