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Finding the Fourth Proportional to 14,115.17, 19,471.01 and 9,080.01

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Solution

The fourth proportional to 14,115.17, 19,471.01 and 9,080.01 is: 12,525.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,115.17 : 19,471.01 = 9,080.01 : x
  2. Step 2: Convert to fraction form
    14,115.17/19,471.01 = 9,080.01/x
  3. Step 3: Cross multiply
    14,115.17x = 19,471.01 × 9,080.01
  4. Step 4: Simplify right side
    14,115.17x = 176,796,920.11
  5. Step 5: Solve for x
    x = 176,796,920.11/14,115.17
  6. Step 6: Final answer
    x = 12,525.31

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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.