Home / 22,389.89-33,587.02-8,346.64

Finding the Fourth Proportional to 22,389.89, 33,587.02 and 8,346.64

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Solution

The fourth proportional to 22,389.89, 33,587.02 and 8,346.64 is: 12,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,389.89 : 33,587.02 = 8,346.64 : x
  2. Step 2: Convert to fraction form
    22,389.89/33,587.02 = 8,346.64/x
  3. Step 3: Cross multiply
    22,389.89x = 33,587.02 × 8,346.64
  4. Step 4: Simplify right side
    22,389.89x = 280,338,659.78
  5. Step 5: Solve for x
    x = 280,338,659.78/22,389.89
  6. Step 6: Final answer
    x = 12,520.77

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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.