Home / 19,641.65-27,037.02-17,119.38

Finding the Fourth Proportional to 19,641.65, 27,037.02 and 17,119.38

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Solution

The fourth proportional to 19,641.65, 27,037.02 and 17,119.38 is: 23,565.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.65 : 27,037.02 = 17,119.38 : x
  2. Step 2: Convert to fraction form
    19,641.65/27,037.02 = 17,119.38/x
  3. Step 3: Cross multiply
    19,641.65x = 27,037.02 × 17,119.38
  4. Step 4: Simplify right side
    19,641.65x = 462,856,933.85
  5. Step 5: Solve for x
    x = 462,856,933.85/19,641.65
  6. Step 6: Final answer
    x = 23,565.08

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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.