Home / 55,563.02-83,353.20-18,114.38

Finding the Fourth Proportional to 55,563.02, 83,353.20 and 18,114.38

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Solution

The fourth proportional to 55,563.02, 83,353.20 and 18,114.38 is: 27,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,563.02 : 83,353.20 = 18,114.38 : x
  2. Step 2: Convert to fraction form
    55,563.02/83,353.20 = 18,114.38/x
  3. Step 3: Cross multiply
    55,563.02x = 83,353.20 × 18,114.38
  4. Step 4: Simplify right side
    55,563.02x = 1,509,891,539.02
  5. Step 5: Solve for x
    x = 1,509,891,539.02/55,563.02
  6. Step 6: Final answer
    x = 27,174.40

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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.