Home / 23,311.36-32,181.60-15,797.40

Finding the Fourth Proportional to 23,311.36, 32,181.60 and 15,797.40

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Solution

The fourth proportional to 23,311.36, 32,181.60 and 15,797.40 is: 21,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,311.36 : 32,181.60 = 15,797.40 : x
  2. Step 2: Convert to fraction form
    23,311.36/32,181.60 = 15,797.40/x
  3. Step 3: Cross multiply
    23,311.36x = 32,181.60 × 15,797.40
  4. Step 4: Simplify right side
    23,311.36x = 508,385,607.84
  5. Step 5: Solve for x
    x = 508,385,607.84/23,311.36
  6. Step 6: Final answer
    x = 21,808.49

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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.