Home / 14,082.51-21,116.03-4,717.61

Finding the Fourth Proportional to 14,082.51, 21,116.03 and 4,717.61

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Solution

The fourth proportional to 14,082.51, 21,116.03 and 4,717.61 is: 7,073.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082.51 : 21,116.03 = 4,717.61 : x
  2. Step 2: Convert to fraction form
    14,082.51/21,116.03 = 4,717.61/x
  3. Step 3: Cross multiply
    14,082.51x = 21,116.03 × 4,717.61
  4. Step 4: Simplify right side
    14,082.51x = 99,617,065.12
  5. Step 5: Solve for x
    x = 99,617,065.12/14,082.51
  6. Step 6: Final answer
    x = 7,073.81

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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.