Home / 15,962.31-22,029.75-9,247.86

Finding the Fourth Proportional to 15,962.31, 22,029.75 and 9,247.86

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Solution

The fourth proportional to 15,962.31, 22,029.75 and 9,247.86 is: 12,763.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962.31 : 22,029.75 = 9,247.86 : x
  2. Step 2: Convert to fraction form
    15,962.31/22,029.75 = 9,247.86/x
  3. Step 3: Cross multiply
    15,962.31x = 22,029.75 × 9,247.86
  4. Step 4: Simplify right side
    15,962.31x = 203,728,043.84
  5. Step 5: Solve for x
    x = 203,728,043.84/15,962.31
  6. Step 6: Final answer
    x = 12,763.07

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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.