Home / 14,086.97-21,141.17-5,210.70

Finding the Fourth Proportional to 14,086.97, 21,141.17 and 5,210.70

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Solution

The fourth proportional to 14,086.97, 21,141.17 and 5,210.70 is: 7,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,086.97 : 21,141.17 = 5,210.70 : x
  2. Step 2: Convert to fraction form
    14,086.97/21,141.17 = 5,210.70/x
  3. Step 3: Cross multiply
    14,086.97x = 21,141.17 × 5,210.70
  4. Step 4: Simplify right side
    14,086.97x = 110,160,268.47
  5. Step 5: Solve for x
    x = 110,160,268.47/14,086.97
  6. Step 6: Final answer
    x = 7,820.01

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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.