Home / 15,150.48-22,724.72-7,258.64

Finding the Fourth Proportional to 15,150.48, 22,724.72 and 7,258.64

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Solution

The fourth proportional to 15,150.48, 22,724.72 and 7,258.64 is: 10,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150.48 : 22,724.72 = 7,258.64 : x
  2. Step 2: Convert to fraction form
    15,150.48/22,724.72 = 7,258.64/x
  3. Step 3: Cross multiply
    15,150.48x = 22,724.72 × 7,258.64
  4. Step 4: Simplify right side
    15,150.48x = 164,950,561.58
  5. Step 5: Solve for x
    x = 164,950,561.58/15,150.48
  6. Step 6: Final answer
    x = 10,887.48

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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.