Home / 15,157.78-22,727.55-5,798.49

Finding the Fourth Proportional to 15,157.78, 22,727.55 and 5,798.49

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Solution

The fourth proportional to 15,157.78, 22,727.55 and 5,798.49 is: 8,694.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,157.78 : 22,727.55 = 5,798.49 : x
  2. Step 2: Convert to fraction form
    15,157.78/22,727.55 = 5,798.49/x
  3. Step 3: Cross multiply
    15,157.78x = 22,727.55 × 5,798.49
  4. Step 4: Simplify right side
    15,157.78x = 131,785,407.92
  5. Step 5: Solve for x
    x = 131,785,407.92/15,157.78
  6. Step 6: Final answer
    x = 8,694.24

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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.