Home / 15,505.75-23,261.70-4,412.88

Finding the Fourth Proportional to 15,505.75, 23,261.70 and 4,412.88

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Solution

The fourth proportional to 15,505.75, 23,261.70 and 4,412.88 is: 6,620.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,505.75 : 23,261.70 = 4,412.88 : x
  2. Step 2: Convert to fraction form
    15,505.75/23,261.70 = 4,412.88/x
  3. Step 3: Cross multiply
    15,505.75x = 23,261.70 × 4,412.88
  4. Step 4: Simplify right side
    15,505.75x = 102,651,003.46
  5. Step 5: Solve for x
    x = 102,651,003.46/15,505.75
  6. Step 6: Final answer
    x = 6,620.19

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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.