Home / 15,974.08-22,043.28-9,259.18

Finding the Fourth Proportional to 15,974.08, 22,043.28 and 9,259.18

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Solution

The fourth proportional to 15,974.08, 22,043.28 and 9,259.18 is: 12,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974.08 : 22,043.28 = 9,259.18 : x
  2. Step 2: Convert to fraction form
    15,974.08/22,043.28 = 9,259.18/x
  3. Step 3: Cross multiply
    15,974.08x = 22,043.28 × 9,259.18
  4. Step 4: Simplify right side
    15,974.08x = 204,102,697.31
  5. Step 5: Solve for x
    x = 204,102,697.31/15,974.08
  6. Step 6: Final answer
    x = 12,777.12

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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.