Home / 19,687.06-29,528.40-7,034.10

Finding the Fourth Proportional to 19,687.06, 29,528.40 and 7,034.10

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Solution

The fourth proportional to 19,687.06, 29,528.40 and 7,034.10 is: 10,550.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,687.06 : 29,528.40 = 7,034.10 : x
  2. Step 2: Convert to fraction form
    19,687.06/29,528.40 = 7,034.10/x
  3. Step 3: Cross multiply
    19,687.06x = 29,528.40 × 7,034.10
  4. Step 4: Simplify right side
    19,687.06x = 207,705,760.62
  5. Step 5: Solve for x
    x = 207,705,760.62/19,687.06
  6. Step 6: Final answer
    x = 10,550.37

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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.