Home / 19,901.28-29,852.64-6,755.04

Finding the Fourth Proportional to 19,901.28, 29,852.64 and 6,755.04

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Solution

The fourth proportional to 19,901.28, 29,852.64 and 6,755.04 is: 10,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.28 : 29,852.64 = 6,755.04 : x
  2. Step 2: Convert to fraction form
    19,901.28/29,852.64 = 6,755.04/x
  3. Step 3: Cross multiply
    19,901.28x = 29,852.64 × 6,755.04
  4. Step 4: Simplify right side
    19,901.28x = 201,655,777.31
  5. Step 5: Solve for x
    x = 201,655,777.31/19,901.28
  6. Step 6: Final answer
    x = 10,132.80

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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.