Home / 27,399.32-37,811.07-15,465.18

Finding the Fourth Proportional to 27,399.32, 37,811.07 and 15,465.18

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Solution

The fourth proportional to 27,399.32, 37,811.07 and 15,465.18 is: 21,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.32 : 37,811.07 = 15,465.18 : x
  2. Step 2: Convert to fraction form
    27,399.32/37,811.07 = 15,465.18/x
  3. Step 3: Cross multiply
    27,399.32x = 37,811.07 × 15,465.18
  4. Step 4: Simplify right side
    27,399.32x = 584,755,003.54
  5. Step 5: Solve for x
    x = 584,755,003.54/27,399.32
  6. Step 6: Final answer
    x = 21,341.95

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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.