Home / 34,667.04-52,010.64-12,480

Finding the Fourth Proportional to 34,667.04, 52,010.64 and 12,480

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Solution

The fourth proportional to 34,667.04, 52,010.64 and 12,480 is: 18,723.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,667.04 : 52,010.64 = 12,480 : x
  2. Step 2: Convert to fraction form
    34,667.04/52,010.64 = 12,480/x
  3. Step 3: Cross multiply
    34,667.04x = 52,010.64 × 12,480
  4. Step 4: Simplify right side
    34,667.04x = 649,092,787.20
  5. Step 5: Solve for x
    x = 649,092,787.20/34,667.04
  6. Step 6: Final answer
    x = 18,723.63

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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.