Home / 15,427.98-23,135.22-6,187.50

Finding the Fourth Proportional to 15,427.98, 23,135.22 and 6,187.50

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Solution

The fourth proportional to 15,427.98, 23,135.22 and 6,187.50 is: 9,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,427.98 : 23,135.22 = 6,187.50 : x
  2. Step 2: Convert to fraction form
    15,427.98/23,135.22 = 6,187.50/x
  3. Step 3: Cross multiply
    15,427.98x = 23,135.22 × 6,187.50
  4. Step 4: Simplify right side
    15,427.98x = 143,149,173.75
  5. Step 5: Solve for x
    x = 143,149,173.75/15,427.98
  6. Step 6: Final answer
    x = 9,278.54

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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.