Home / 19,968.12-29,909.52-16,203.24

Finding the Fourth Proportional to 19,968.12, 29,909.52 and 16,203.24

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Solution

The fourth proportional to 19,968.12, 29,909.52 and 16,203.24 is: 24,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968.12 : 29,909.52 = 16,203.24 : x
  2. Step 2: Convert to fraction form
    19,968.12/29,909.52 = 16,203.24/x
  3. Step 3: Cross multiply
    19,968.12x = 29,909.52 × 16,203.24
  4. Step 4: Simplify right side
    19,968.12x = 484,631,130.84
  5. Step 5: Solve for x
    x = 484,631,130.84/19,968.12
  6. Step 6: Final answer
    x = 24,270.24

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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.