Home / 35,529.18-49,025.02-20,422.48

Finding the Fourth Proportional to 35,529.18, 49,025.02 and 20,422.48

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Solution

The fourth proportional to 35,529.18, 49,025.02 and 20,422.48 is: 28,180.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529.18 : 49,025.02 = 20,422.48 : x
  2. Step 2: Convert to fraction form
    35,529.18/49,025.02 = 20,422.48/x
  3. Step 3: Cross multiply
    35,529.18x = 49,025.02 × 20,422.48
  4. Step 4: Simplify right side
    35,529.18x = 1,001,212,504.48
  5. Step 5: Solve for x
    x = 1,001,212,504.48/35,529.18
  6. Step 6: Final answer
    x = 28,180.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.