Home / 19,132.29-28,698.98-5,281.29

Finding the Fourth Proportional to 19,132.29, 28,698.98 and 5,281.29

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Solution

The fourth proportional to 19,132.29, 28,698.98 and 5,281.29 is: 7,922.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.29 : 28,698.98 = 5,281.29 : x
  2. Step 2: Convert to fraction form
    19,132.29/28,698.98 = 5,281.29/x
  3. Step 3: Cross multiply
    19,132.29x = 28,698.98 × 5,281.29
  4. Step 4: Simplify right side
    19,132.29x = 151,567,609.68
  5. Step 5: Solve for x
    x = 151,567,609.68/19,132.29
  6. Step 6: Final answer
    x = 7,922.08

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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.