Home / 14,155.12-21,237.14-5,839.06

Finding the Fourth Proportional to 14,155.12, 21,237.14 and 5,839.06

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Solution

The fourth proportional to 14,155.12, 21,237.14 and 5,839.06 is: 8,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155.12 : 21,237.14 = 5,839.06 : x
  2. Step 2: Convert to fraction form
    14,155.12/21,237.14 = 5,839.06/x
  3. Step 3: Cross multiply
    14,155.12x = 21,237.14 × 5,839.06
  4. Step 4: Simplify right side
    14,155.12x = 124,004,934.69
  5. Step 5: Solve for x
    x = 124,004,934.69/14,155.12
  6. Step 6: Final answer
    x = 8,760.43

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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.