Home / 23,438.03-32,336.43-13,359.20

Finding the Fourth Proportional to 23,438.03, 32,336.43 and 13,359.20

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Solution

The fourth proportional to 23,438.03, 32,336.43 and 13,359.20 is: 18,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,438.03 : 32,336.43 = 13,359.20 : x
  2. Step 2: Convert to fraction form
    23,438.03/32,336.43 = 13,359.20/x
  3. Step 3: Cross multiply
    23,438.03x = 32,336.43 × 13,359.20
  4. Step 4: Simplify right side
    23,438.03x = 431,988,699.02
  5. Step 5: Solve for x
    x = 431,988,699.02/23,438.03
  6. Step 6: Final answer
    x = 18,431.10

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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.