Home / 23,220-34,848.45-8,433.18

Finding the Fourth Proportional to 23,220, 34,848.45 and 8,433.18

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Solution

The fourth proportional to 23,220, 34,848.45 and 8,433.18 is: 12,656.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220 : 34,848.45 = 8,433.18 : x
  2. Step 2: Convert to fraction form
    23,220/34,848.45 = 8,433.18/x
  3. Step 3: Cross multiply
    23,220x = 34,848.45 × 8,433.18
  4. Step 4: Simplify right side
    23,220x = 293,883,251.57
  5. Step 5: Solve for x
    x = 293,883,251.57/23,220
  6. Step 6: Final answer
    x = 12,656.47

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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.