Home / 14,641.07-21,959.10-5,279.22

Finding the Fourth Proportional to 14,641.07, 21,959.10 and 5,279.22

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Solution

The fourth proportional to 14,641.07, 21,959.10 and 5,279.22 is: 7,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641.07 : 21,959.10 = 5,279.22 : x
  2. Step 2: Convert to fraction form
    14,641.07/21,959.10 = 5,279.22/x
  3. Step 3: Cross multiply
    14,641.07x = 21,959.10 × 5,279.22
  4. Step 4: Simplify right side
    14,641.07x = 115,926,919.90
  5. Step 5: Solve for x
    x = 115,926,919.90/14,641.07
  6. Step 6: Final answer
    x = 7,917.93

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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.