Home / 19,827.66-27,362.30-10,875.22

Finding the Fourth Proportional to 19,827.66, 27,362.30 and 10,875.22

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Solution

The fourth proportional to 19,827.66, 27,362.30 and 10,875.22 is: 15,007.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.66 : 27,362.30 = 10,875.22 : x
  2. Step 2: Convert to fraction form
    19,827.66/27,362.30 = 10,875.22/x
  3. Step 3: Cross multiply
    19,827.66x = 27,362.30 × 10,875.22
  4. Step 4: Simplify right side
    19,827.66x = 297,571,032.21
  5. Step 5: Solve for x
    x = 297,571,032.21/19,827.66
  6. Step 6: Final answer
    x = 15,007.87

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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.