Home / 19,632.13-27,088.05-11,132.33

Finding the Fourth Proportional to 19,632.13, 27,088.05 and 11,132.33

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Solution

The fourth proportional to 19,632.13, 27,088.05 and 11,132.33 is: 15,360.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.13 : 27,088.05 = 11,132.33 : x
  2. Step 2: Convert to fraction form
    19,632.13/27,088.05 = 11,132.33/x
  3. Step 3: Cross multiply
    19,632.13x = 27,088.05 × 11,132.33
  4. Step 4: Simplify right side
    19,632.13x = 301,553,221.12
  5. Step 5: Solve for x
    x = 301,553,221.12/19,632.13
  6. Step 6: Final answer
    x = 15,360.19

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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.