Home / 15,840.32-23,758.85-4,152.02

Finding the Fourth Proportional to 15,840.32, 23,758.85 and 4,152.02

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Solution

The fourth proportional to 15,840.32, 23,758.85 and 4,152.02 is: 6,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840.32 : 23,758.85 = 4,152.02 : x
  2. Step 2: Convert to fraction form
    15,840.32/23,758.85 = 4,152.02/x
  3. Step 3: Cross multiply
    15,840.32x = 23,758.85 × 4,152.02
  4. Step 4: Simplify right side
    15,840.32x = 98,647,111.96
  5. Step 5: Solve for x
    x = 98,647,111.96/15,840.32
  6. Step 6: Final answer
    x = 6,227.60

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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.