Home / 23,989.92-33,094.80-15,603.36

Finding the Fourth Proportional to 23,989.92, 33,094.80 and 15,603.36

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Solution

The fourth proportional to 23,989.92, 33,094.80 and 15,603.36 is: 21,525.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.92 : 33,094.80 = 15,603.36 : x
  2. Step 2: Convert to fraction form
    23,989.92/33,094.80 = 15,603.36/x
  3. Step 3: Cross multiply
    23,989.92x = 33,094.80 × 15,603.36
  4. Step 4: Simplify right side
    23,989.92x = 516,390,078.53
  5. Step 5: Solve for x
    x = 516,390,078.53/23,989.92
  6. Step 6: Final answer
    x = 21,525.29

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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.