Home / 35,539.12-53,177.13-28,497.60

Finding the Fourth Proportional to 35,539.12, 53,177.13 and 28,497.60

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Solution

The fourth proportional to 35,539.12, 53,177.13 and 28,497.60 is: 42,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,539.12 : 53,177.13 = 28,497.60 : x
  2. Step 2: Convert to fraction form
    35,539.12/53,177.13 = 28,497.60/x
  3. Step 3: Cross multiply
    35,539.12x = 53,177.13 × 28,497.60
  4. Step 4: Simplify right side
    35,539.12x = 1,515,420,579.89
  5. Step 5: Solve for x
    x = 1,515,420,579.89/35,539.12
  6. Step 6: Final answer
    x = 42,640.91

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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.