Home / 25,775.73-38,662.16-7,054.40

Finding the Fourth Proportional to 25,775.73, 38,662.16 and 7,054.40

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Solution

The fourth proportional to 25,775.73, 38,662.16 and 7,054.40 is: 10,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,775.73 : 38,662.16 = 7,054.40 : x
  2. Step 2: Convert to fraction form
    25,775.73/38,662.16 = 7,054.40/x
  3. Step 3: Cross multiply
    25,775.73x = 38,662.16 × 7,054.40
  4. Step 4: Simplify right side
    25,775.73x = 272,738,112.92
  5. Step 5: Solve for x
    x = 272,738,112.92/25,775.73
  6. Step 6: Final answer
    x = 10,581.20

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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.