Home / 23,257.56-34,885.53-11,420.22

Finding the Fourth Proportional to 23,257.56, 34,885.53 and 11,420.22

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Solution

The fourth proportional to 23,257.56, 34,885.53 and 11,420.22 is: 17,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,257.56 : 34,885.53 = 11,420.22 : x
  2. Step 2: Convert to fraction form
    23,257.56/34,885.53 = 11,420.22/x
  3. Step 3: Cross multiply
    23,257.56x = 34,885.53 × 11,420.22
  4. Step 4: Simplify right side
    23,257.56x = 398,400,427.42
  5. Step 5: Solve for x
    x = 398,400,427.42/23,257.56
  6. Step 6: Final answer
    x = 17,129.93

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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.