Home / 35,542.63-53,321.46-13,356.20

Finding the Fourth Proportional to 35,542.63, 53,321.46 and 13,356.20

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Solution

The fourth proportional to 35,542.63, 53,321.46 and 13,356.20 is: 20,037.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,542.63 : 53,321.46 = 13,356.20 : x
  2. Step 2: Convert to fraction form
    35,542.63/53,321.46 = 13,356.20/x
  3. Step 3: Cross multiply
    35,542.63x = 53,321.46 × 13,356.20
  4. Step 4: Simplify right side
    35,542.63x = 712,172,084.05
  5. Step 5: Solve for x
    x = 712,172,084.05/35,542.63
  6. Step 6: Final answer
    x = 20,037.12

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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.