Home / 23,891.22-32,969.95-13,280.90

Finding the Fourth Proportional to 23,891.22, 32,969.95 and 13,280.90

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Solution

The fourth proportional to 23,891.22, 32,969.95 and 13,280.90 is: 18,327.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,891.22 : 32,969.95 = 13,280.90 : x
  2. Step 2: Convert to fraction form
    23,891.22/32,969.95 = 13,280.90/x
  3. Step 3: Cross multiply
    23,891.22x = 32,969.95 × 13,280.90
  4. Step 4: Simplify right side
    23,891.22x = 437,870,410.90
  5. Step 5: Solve for x
    x = 437,870,410.90/23,891.22
  6. Step 6: Final answer
    x = 18,327.67

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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.