Home / 14,040.97-21,061.05-5,718.93

Finding the Fourth Proportional to 14,040.97, 21,061.05 and 5,718.93

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Solution

The fourth proportional to 14,040.97, 21,061.05 and 5,718.93 is: 8,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.97 : 21,061.05 = 5,718.93 : x
  2. Step 2: Convert to fraction form
    14,040.97/21,061.05 = 5,718.93/x
  3. Step 3: Cross multiply
    14,040.97x = 21,061.05 × 5,718.93
  4. Step 4: Simplify right side
    14,040.97x = 120,446,536.78
  5. Step 5: Solve for x
    x = 120,446,536.78/14,040.97
  6. Step 6: Final answer
    x = 8,578.22

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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.