Home / 65,281.32-97,907.40-25,847.28

Finding the Fourth Proportional to 65,281.32, 97,907.40 and 25,847.28

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Solution

The fourth proportional to 65,281.32, 97,907.40 and 25,847.28 is: 38,765.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,281.32 : 97,907.40 = 25,847.28 : x
  2. Step 2: Convert to fraction form
    65,281.32/97,907.40 = 25,847.28/x
  3. Step 3: Cross multiply
    65,281.32x = 97,907.40 × 25,847.28
  4. Step 4: Simplify right side
    65,281.32x = 2,530,639,981.87
  5. Step 5: Solve for x
    x = 2,530,639,981.87/65,281.32
  6. Step 6: Final answer
    x = 38,765.15

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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.