Home / 12,561.41-18,824.27-9,248.51

Finding the Fourth Proportional to 12,561.41, 18,824.27 and 9,248.51

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Solution

The fourth proportional to 12,561.41, 18,824.27 and 9,248.51 is: 13,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561.41 : 18,824.27 = 9,248.51 : x
  2. Step 2: Convert to fraction form
    12,561.41/18,824.27 = 9,248.51/x
  3. Step 3: Cross multiply
    12,561.41x = 18,824.27 × 9,248.51
  4. Step 4: Simplify right side
    12,561.41x = 174,096,308.97
  5. Step 5: Solve for x
    x = 174,096,308.97/12,561.41
  6. Step 6: Final answer
    x = 13,859.62

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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.