Home / 27,505.98-41,258.51-8,785.88

Finding the Fourth Proportional to 27,505.98, 41,258.51 and 8,785.88

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Solution

The fourth proportional to 27,505.98, 41,258.51 and 8,785.88 is: 13,178.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.98 : 41,258.51 = 8,785.88 : x
  2. Step 2: Convert to fraction form
    27,505.98/41,258.51 = 8,785.88/x
  3. Step 3: Cross multiply
    27,505.98x = 41,258.51 × 8,785.88
  4. Step 4: Simplify right side
    27,505.98x = 362,492,536.78
  5. Step 5: Solve for x
    x = 362,492,536.78/27,505.98
  6. Step 6: Final answer
    x = 13,178.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.