Home / 19,357.12-29,040.24-5,506.24

Finding the Fourth Proportional to 19,357.12, 29,040.24 and 5,506.24

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Solution

The fourth proportional to 19,357.12, 29,040.24 and 5,506.24 is: 8,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.12 : 29,040.24 = 5,506.24 : x
  2. Step 2: Convert to fraction form
    19,357.12/29,040.24 = 5,506.24/x
  3. Step 3: Cross multiply
    19,357.12x = 29,040.24 × 5,506.24
  4. Step 4: Simplify right side
    19,357.12x = 159,902,531.10
  5. Step 5: Solve for x
    x = 159,902,531.10/19,357.12
  6. Step 6: Final answer
    x = 8,260.66

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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.