Home / 14,781.43-22,192.65-9,256.51

Finding the Fourth Proportional to 14,781.43, 22,192.65 and 9,256.51

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Solution

The fourth proportional to 14,781.43, 22,192.65 and 9,256.51 is: 13,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.43 : 22,192.65 = 9,256.51 : x
  2. Step 2: Convert to fraction form
    14,781.43/22,192.65 = 9,256.51/x
  3. Step 3: Cross multiply
    14,781.43x = 22,192.65 × 9,256.51
  4. Step 4: Simplify right side
    14,781.43x = 205,426,486.65
  5. Step 5: Solve for x
    x = 205,426,486.65/14,781.43
  6. Step 6: Final answer
    x = 13,897.61

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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.