Home / 19,833.12-29,710.02-11,931.27

Finding the Fourth Proportional to 19,833.12, 29,710.02 and 11,931.27

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Solution

The fourth proportional to 19,833.12, 29,710.02 and 11,931.27 is: 17,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.12 : 29,710.02 = 11,931.27 : x
  2. Step 2: Convert to fraction form
    19,833.12/29,710.02 = 11,931.27/x
  3. Step 3: Cross multiply
    19,833.12x = 29,710.02 × 11,931.27
  4. Step 4: Simplify right side
    19,833.12x = 354,478,203.66
  5. Step 5: Solve for x
    x = 354,478,203.66/19,833.12
  6. Step 6: Final answer
    x = 17,873.04

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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.