Home / 20,164.02-27,826.26-11,210.99

Finding the Fourth Proportional to 20,164.02, 27,826.26 and 11,210.99

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Solution

The fourth proportional to 20,164.02, 27,826.26 and 11,210.99 is: 15,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,164.02 : 27,826.26 = 11,210.99 : x
  2. Step 2: Convert to fraction form
    20,164.02/27,826.26 = 11,210.99/x
  3. Step 3: Cross multiply
    20,164.02x = 27,826.26 × 11,210.99
  4. Step 4: Simplify right side
    20,164.02x = 311,959,929.48
  5. Step 5: Solve for x
    x = 311,959,929.48/20,164.02
  6. Step 6: Final answer
    x = 15,471.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.