Home / 23,891.10-32,969.01-13,280.10

Finding the Fourth Proportional to 23,891.10, 32,969.01 and 13,280.10

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Solution

The fourth proportional to 23,891.10, 32,969.01 and 13,280.10 is: 18,326.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,891.10 : 32,969.01 = 13,280.10 : x
  2. Step 2: Convert to fraction form
    23,891.10/32,969.01 = 13,280.10/x
  3. Step 3: Cross multiply
    23,891.10x = 32,969.01 × 13,280.10
  4. Step 4: Simplify right side
    23,891.10x = 437,831,749.70
  5. Step 5: Solve for x
    x = 437,831,749.70/23,891.10
  6. Step 6: Final answer
    x = 18,326.14

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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.