Home / 27,416.28-37,832.34-15,480.81

Finding the Fourth Proportional to 27,416.28, 37,832.34 and 15,480.81

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Solution

The fourth proportional to 27,416.28, 37,832.34 and 15,480.81 is: 21,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,416.28 : 37,832.34 = 15,480.81 : x
  2. Step 2: Convert to fraction form
    27,416.28/37,832.34 = 15,480.81/x
  3. Step 3: Cross multiply
    27,416.28x = 37,832.34 × 15,480.81
  4. Step 4: Simplify right side
    27,416.28x = 585,675,267.40
  5. Step 5: Solve for x
    x = 585,675,267.40/27,416.28
  6. Step 6: Final answer
    x = 21,362.32

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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.