Home / 14,074.29-21,119.13-4,717.17

Finding the Fourth Proportional to 14,074.29, 21,119.13 and 4,717.17

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Solution

The fourth proportional to 14,074.29, 21,119.13 and 4,717.17 is: 7,078.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.29 : 21,119.13 = 4,717.17 : x
  2. Step 2: Convert to fraction form
    14,074.29/21,119.13 = 4,717.17/x
  3. Step 3: Cross multiply
    14,074.29x = 21,119.13 × 4,717.17
  4. Step 4: Simplify right side
    14,074.29x = 99,622,526.46
  5. Step 5: Solve for x
    x = 99,622,526.46/14,074.29
  6. Step 6: Final answer
    x = 7,078.33

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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.