Home / 12,032.90-18,044.79-4,817.86

Finding the Fourth Proportional to 12,032.90, 18,044.79 and 4,817.86

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Solution

The fourth proportional to 12,032.90, 18,044.79 and 4,817.86 is: 7,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.90 : 18,044.79 = 4,817.86 : x
  2. Step 2: Convert to fraction form
    12,032.90/18,044.79 = 4,817.86/x
  3. Step 3: Cross multiply
    12,032.90x = 18,044.79 × 4,817.86
  4. Step 4: Simplify right side
    12,032.90x = 86,937,235.87
  5. Step 5: Solve for x
    x = 86,937,235.87/12,032.90
  6. Step 6: Final answer
    x = 7,224.96

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1.5x scale

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.