Home / 15,339.56-23,009.85-4,245.32

Finding the Fourth Proportional to 15,339.56, 23,009.85 and 4,245.32

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Solution

The fourth proportional to 15,339.56, 23,009.85 and 4,245.32 is: 6,368.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,339.56 : 23,009.85 = 4,245.32 : x
  2. Step 2: Convert to fraction form
    15,339.56/23,009.85 = 4,245.32/x
  3. Step 3: Cross multiply
    15,339.56x = 23,009.85 × 4,245.32
  4. Step 4: Simplify right side
    15,339.56x = 97,684,061.35
  5. Step 5: Solve for x
    x = 97,684,061.35/15,339.56
  6. Step 6: Final answer
    x = 6,368.12

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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.