Home / 24,986.31-34,481.20-13,655.81

Finding the Fourth Proportional to 24,986.31, 34,481.20 and 13,655.81

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Solution

The fourth proportional to 24,986.31, 34,481.20 and 13,655.81 is: 18,845.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,986.31 : 34,481.20 = 13,655.81 : x
  2. Step 2: Convert to fraction form
    24,986.31/34,481.20 = 13,655.81/x
  3. Step 3: Cross multiply
    24,986.31x = 34,481.20 × 13,655.81
  4. Step 4: Simplify right side
    24,986.31x = 470,868,715.77
  5. Step 5: Solve for x
    x = 470,868,715.77/24,986.31
  6. Step 6: Final answer
    x = 18,845.07

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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.