Home / 27,115.64-40,679.60-14,635.29

Finding the Fourth Proportional to 27,115.64, 40,679.60 and 14,635.29

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Solution

The fourth proportional to 27,115.64, 40,679.60 and 14,635.29 is: 21,956.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,115.64 : 40,679.60 = 14,635.29 : x
  2. Step 2: Convert to fraction form
    27,115.64/40,679.60 = 14,635.29/x
  3. Step 3: Cross multiply
    27,115.64x = 40,679.60 × 14,635.29
  4. Step 4: Simplify right side
    27,115.64x = 595,357,669.91
  5. Step 5: Solve for x
    x = 595,357,669.91/27,115.64
  6. Step 6: Final answer
    x = 21,956.25

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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.