Home / 15,351.58-23,025.08-4,257.11

Finding the Fourth Proportional to 15,351.58, 23,025.08 and 4,257.11

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Solution

The fourth proportional to 15,351.58, 23,025.08 and 4,257.11 is: 6,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,351.58 : 23,025.08 = 4,257.11 : x
  2. Step 2: Convert to fraction form
    15,351.58/23,025.08 = 4,257.11/x
  3. Step 3: Cross multiply
    15,351.58x = 23,025.08 × 4,257.11
  4. Step 4: Simplify right side
    15,351.58x = 98,020,298.32
  5. Step 5: Solve for x
    x = 98,020,298.32/15,351.58
  6. Step 6: Final answer
    x = 6,385.03

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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.