Home / 35,732.40-53,560.20-13,537.20

Finding the Fourth Proportional to 35,732.40, 53,560.20 and 13,537.20

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Solution

The fourth proportional to 35,732.40, 53,560.20 and 13,537.20 is: 20,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,732.40 : 53,560.20 = 13,537.20 : x
  2. Step 2: Convert to fraction form
    35,732.40/53,560.20 = 13,537.20/x
  3. Step 3: Cross multiply
    35,732.40x = 53,560.20 × 13,537.20
  4. Step 4: Simplify right side
    35,732.40x = 725,055,139.44
  5. Step 5: Solve for x
    x = 725,055,139.44/35,732.40
  6. Step 6: Final answer
    x = 20,291.25

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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.