Home / 14,044.36-21,053.52-5,285.08

Finding the Fourth Proportional to 14,044.36, 21,053.52 and 5,285.08

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Solution

The fourth proportional to 14,044.36, 21,053.52 and 5,285.08 is: 7,922.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.36 : 21,053.52 = 5,285.08 : x
  2. Step 2: Convert to fraction form
    14,044.36/21,053.52 = 5,285.08/x
  3. Step 3: Cross multiply
    14,044.36x = 21,053.52 × 5,285.08
  4. Step 4: Simplify right side
    14,044.36x = 111,269,537.48
  5. Step 5: Solve for x
    x = 111,269,537.48/14,044.36
  6. Step 6: Final answer
    x = 7,922.72

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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.