Home / 34,081.08-51,128.10-10,714.20

Finding the Fourth Proportional to 34,081.08, 51,128.10 and 10,714.20

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Solution

The fourth proportional to 34,081.08, 51,128.10 and 10,714.20 is: 16,073.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.08 : 51,128.10 = 10,714.20 : x
  2. Step 2: Convert to fraction form
    34,081.08/51,128.10 = 10,714.20/x
  3. Step 3: Cross multiply
    34,081.08x = 51,128.10 × 10,714.20
  4. Step 4: Simplify right side
    34,081.08x = 547,796,689.02
  5. Step 5: Solve for x
    x = 547,796,689.02/34,081.08
  6. Step 6: Final answer
    x = 16,073.34

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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.