Home / 27,807.36-38,373.91-15,232.11

Finding the Fourth Proportional to 27,807.36, 38,373.91 and 15,232.11

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Solution

The fourth proportional to 27,807.36, 38,373.91 and 15,232.11 is: 21,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,807.36 : 38,373.91 = 15,232.11 : x
  2. Step 2: Convert to fraction form
    27,807.36/38,373.91 = 15,232.11/x
  3. Step 3: Cross multiply
    27,807.36x = 38,373.91 × 15,232.11
  4. Step 4: Simplify right side
    27,807.36x = 584,515,618.25
  5. Step 5: Solve for x
    x = 584,515,618.25/27,807.36
  6. Step 6: Final answer
    x = 21,020.18

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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.