Home / 23,238.63-32,053.10-15,278.31

Finding the Fourth Proportional to 23,238.63, 32,053.10 and 15,278.31

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Solution

The fourth proportional to 23,238.63, 32,053.10 and 15,278.31 is: 21,073.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,238.63 : 32,053.10 = 15,278.31 : x
  2. Step 2: Convert to fraction form
    23,238.63/32,053.10 = 15,278.31/x
  3. Step 3: Cross multiply
    23,238.63x = 32,053.10 × 15,278.31
  4. Step 4: Simplify right side
    23,238.63x = 489,717,121.87
  5. Step 5: Solve for x
    x = 489,717,121.87/23,238.63
  6. Step 6: Final answer
    x = 21,073.41

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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.