Home / 18,435.24-27,656.28-10,110.72

Finding the Fourth Proportional to 18,435.24, 27,656.28 and 10,110.72

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Solution

The fourth proportional to 18,435.24, 27,656.28 and 10,110.72 is: 15,167.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435.24 : 27,656.28 = 10,110.72 : x
  2. Step 2: Convert to fraction form
    18,435.24/27,656.28 = 10,110.72/x
  3. Step 3: Cross multiply
    18,435.24x = 27,656.28 × 10,110.72
  4. Step 4: Simplify right side
    18,435.24x = 279,624,903.32
  5. Step 5: Solve for x
    x = 279,624,903.32/18,435.24
  6. Step 6: Final answer
    x = 15,167.96

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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.