Home / 36,005.02-49,686.92-20,089.47

Finding the Fourth Proportional to 36,005.02, 49,686.92 and 20,089.47

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Solution

The fourth proportional to 36,005.02, 49,686.92 and 20,089.47 is: 27,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,005.02 : 49,686.92 = 20,089.47 : x
  2. Step 2: Convert to fraction form
    36,005.02/49,686.92 = 20,089.47/x
  3. Step 3: Cross multiply
    36,005.02x = 49,686.92 × 20,089.47
  4. Step 4: Simplify right side
    36,005.02x = 998,183,539.85
  5. Step 5: Solve for x
    x = 998,183,539.85/36,005.02
  6. Step 6: Final answer
    x = 27,723.45

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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.