Home / 15,918.76-23,876.32-4,232.88

Finding the Fourth Proportional to 15,918.76, 23,876.32 and 4,232.88

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Solution

The fourth proportional to 15,918.76, 23,876.32 and 4,232.88 is: 6,348.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918.76 : 23,876.32 = 4,232.88 : x
  2. Step 2: Convert to fraction form
    15,918.76/23,876.32 = 4,232.88/x
  3. Step 3: Cross multiply
    15,918.76x = 23,876.32 × 4,232.88
  4. Step 4: Simplify right side
    15,918.76x = 101,065,597.40
  5. Step 5: Solve for x
    x = 101,065,597.40/15,918.76
  6. Step 6: Final answer
    x = 6,348.84

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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.