Home / 15,962.07-22,027.68-8,889.89

Finding the Fourth Proportional to 15,962.07, 22,027.68 and 8,889.89

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Solution

The fourth proportional to 15,962.07, 22,027.68 and 8,889.89 is: 12,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962.07 : 22,027.68 = 8,889.89 : x
  2. Step 2: Convert to fraction form
    15,962.07/22,027.68 = 8,889.89/x
  3. Step 3: Cross multiply
    15,962.07x = 22,027.68 × 8,889.89
  4. Step 4: Simplify right side
    15,962.07x = 195,823,542.02
  5. Step 5: Solve for x
    x = 195,823,542.02/15,962.07
  6. Step 6: Final answer
    x = 12,268.05

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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.