Home / 15,345.22-23,018.33-4,252.02

Finding the Fourth Proportional to 15,345.22, 23,018.33 and 4,252.02

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Solution

The fourth proportional to 15,345.22, 23,018.33 and 4,252.02 is: 6,378.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.22 : 23,018.33 = 4,252.02 : x
  2. Step 2: Convert to fraction form
    15,345.22/23,018.33 = 4,252.02/x
  3. Step 3: Cross multiply
    15,345.22x = 23,018.33 × 4,252.02
  4. Step 4: Simplify right side
    15,345.22x = 97,874,399.53
  5. Step 5: Solve for x
    x = 97,874,399.53/15,345.22
  6. Step 6: Final answer
    x = 6,378.17

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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.