Home / 13,228.13-19,852.02-5,330.70

Finding the Fourth Proportional to 13,228.13, 19,852.02 and 5,330.70

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Solution

The fourth proportional to 13,228.13, 19,852.02 and 5,330.70 is: 8,000.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,228.13 : 19,852.02 = 5,330.70 : x
  2. Step 2: Convert to fraction form
    13,228.13/19,852.02 = 5,330.70/x
  3. Step 3: Cross multiply
    13,228.13x = 19,852.02 × 5,330.70
  4. Step 4: Simplify right side
    13,228.13x = 105,825,163.01
  5. Step 5: Solve for x
    x = 105,825,163.01/13,228.13
  6. Step 6: Final answer
    x = 8,000.01

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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.