Home / 20,184.02-30,278.26-5,393.02

Finding the Fourth Proportional to 20,184.02, 30,278.26 and 5,393.02

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Solution

The fourth proportional to 20,184.02, 30,278.26 and 5,393.02 is: 8,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184.02 : 30,278.26 = 5,393.02 : x
  2. Step 2: Convert to fraction form
    20,184.02/30,278.26 = 5,393.02/x
  3. Step 3: Cross multiply
    20,184.02x = 30,278.26 × 5,393.02
  4. Step 4: Simplify right side
    20,184.02x = 163,291,261.75
  5. Step 5: Solve for x
    x = 163,291,261.75/20,184.02
  6. Step 6: Final answer
    x = 8,090.13

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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.