Home / 27,258.17-37,616.36-15,158.79

Finding the Fourth Proportional to 27,258.17, 37,616.36 and 15,158.79

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Solution

The fourth proportional to 27,258.17, 37,616.36 and 15,158.79 is: 20,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,258.17 : 37,616.36 = 15,158.79 : x
  2. Step 2: Convert to fraction form
    27,258.17/37,616.36 = 15,158.79/x
  3. Step 3: Cross multiply
    27,258.17x = 37,616.36 × 15,158.79
  4. Step 4: Simplify right side
    27,258.17x = 570,218,426.01
  5. Step 5: Solve for x
    x = 570,218,426.01/27,258.17
  6. Step 6: Final answer
    x = 20,919.18

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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.