Home / 20,134.02-30,200.22-10,273.08

Finding the Fourth Proportional to 20,134.02, 30,200.22 and 10,273.08

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Solution

The fourth proportional to 20,134.02, 30,200.22 and 10,273.08 is: 15,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,134.02 : 30,200.22 = 10,273.08 : x
  2. Step 2: Convert to fraction form
    20,134.02/30,200.22 = 10,273.08/x
  3. Step 3: Cross multiply
    20,134.02x = 30,200.22 × 10,273.08
  4. Step 4: Simplify right side
    20,134.02x = 310,249,276.08
  5. Step 5: Solve for x
    x = 310,249,276.08/20,134.02
  6. Step 6: Final answer
    x = 15,409.21

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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.