Home / 23,458.54-32,375.12-13,388.51

Finding the Fourth Proportional to 23,458.54, 32,375.12 and 13,388.51

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Solution

The fourth proportional to 23,458.54, 32,375.12 and 13,388.51 is: 18,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.54 : 32,375.12 = 13,388.51 : x
  2. Step 2: Convert to fraction form
    23,458.54/32,375.12 = 13,388.51/x
  3. Step 3: Cross multiply
    23,458.54x = 32,375.12 × 13,388.51
  4. Step 4: Simplify right side
    23,458.54x = 433,454,555.70
  5. Step 5: Solve for x
    x = 433,454,555.70/23,458.54
  6. Step 6: Final answer
    x = 18,477.47

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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.