Home / 15,967.87-22,035.65-9,257.39

Finding the Fourth Proportional to 15,967.87, 22,035.65 and 9,257.39

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Solution

The fourth proportional to 15,967.87, 22,035.65 and 9,257.39 is: 12,775.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,967.87 : 22,035.65 = 9,257.39 : x
  2. Step 2: Convert to fraction form
    15,967.87/22,035.65 = 9,257.39/x
  3. Step 3: Cross multiply
    15,967.87x = 22,035.65 × 9,257.39
  4. Step 4: Simplify right side
    15,967.87x = 203,992,559.67
  5. Step 5: Solve for x
    x = 203,992,559.67/15,967.87
  6. Step 6: Final answer
    x = 12,775.19

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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.