Home / 19,826.02-27,357.38-11,328.69

Finding the Fourth Proportional to 19,826.02, 27,357.38 and 11,328.69

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Solution

The fourth proportional to 19,826.02, 27,357.38 and 11,328.69 is: 15,632.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.02 : 27,357.38 = 11,328.69 : x
  2. Step 2: Convert to fraction form
    19,826.02/27,357.38 = 11,328.69/x
  3. Step 3: Cross multiply
    19,826.02x = 27,357.38 × 11,328.69
  4. Step 4: Simplify right side
    19,826.02x = 309,923,220.59
  5. Step 5: Solve for x
    x = 309,923,220.59/19,826.02
  6. Step 6: Final answer
    x = 15,632.15

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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.