Home / 23,287.16-34,931.09-6,647.21

Finding the Fourth Proportional to 23,287.16, 34,931.09 and 6,647.21

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Solution

The fourth proportional to 23,287.16, 34,931.09 and 6,647.21 is: 9,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,287.16 : 34,931.09 = 6,647.21 : x
  2. Step 2: Convert to fraction form
    23,287.16/34,931.09 = 6,647.21/x
  3. Step 3: Cross multiply
    23,287.16x = 34,931.09 × 6,647.21
  4. Step 4: Simplify right side
    23,287.16x = 232,194,132.72
  5. Step 5: Solve for x
    x = 232,194,132.72/23,287.16
  6. Step 6: Final answer
    x = 9,970.91

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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.