Home / 23,211.58-32,032.92-13,140.50

Finding the Fourth Proportional to 23,211.58, 32,032.92 and 13,140.50

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Solution

The fourth proportional to 23,211.58, 32,032.92 and 13,140.50 is: 18,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,211.58 : 32,032.92 = 13,140.50 : x
  2. Step 2: Convert to fraction form
    23,211.58/32,032.92 = 13,140.50/x
  3. Step 3: Cross multiply
    23,211.58x = 32,032.92 × 13,140.50
  4. Step 4: Simplify right side
    23,211.58x = 420,928,585.26
  5. Step 5: Solve for x
    x = 420,928,585.26/23,211.58
  6. Step 6: Final answer
    x = 18,134.42

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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.