Home / 15,133.97-22,703.07-5,271.80

Finding the Fourth Proportional to 15,133.97, 22,703.07 and 5,271.80

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Solution

The fourth proportional to 15,133.97, 22,703.07 and 5,271.80 is: 7,908.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133.97 : 22,703.07 = 5,271.80 : x
  2. Step 2: Convert to fraction form
    15,133.97/22,703.07 = 5,271.80/x
  3. Step 3: Cross multiply
    15,133.97x = 22,703.07 × 5,271.80
  4. Step 4: Simplify right side
    15,133.97x = 119,686,044.43
  5. Step 5: Solve for x
    x = 119,686,044.43/15,133.97
  6. Step 6: Final answer
    x = 7,908.44

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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.