Home / 21,598.20-32,403.24-18,334.44

Finding the Fourth Proportional to 21,598.20, 32,403.24 and 18,334.44

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Solution

The fourth proportional to 21,598.20, 32,403.24 and 18,334.44 is: 27,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,598.20 : 32,403.24 = 18,334.44 : x
  2. Step 2: Convert to fraction form
    21,598.20/32,403.24 = 18,334.44/x
  3. Step 3: Cross multiply
    21,598.20x = 32,403.24 × 18,334.44
  4. Step 4: Simplify right side
    21,598.20x = 594,095,259.59
  5. Step 5: Solve for x
    x = 594,095,259.59/21,598.20
  6. Step 6: Final answer
    x = 27,506.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.