Home / 32,686.20-48,950.30-18,603.56

Finding the Fourth Proportional to 32,686.20, 48,950.30 and 18,603.56

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Solution

The fourth proportional to 32,686.20, 48,950.30 and 18,603.56 is: 27,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,686.20 : 48,950.30 = 18,603.56 : x
  2. Step 2: Convert to fraction form
    32,686.20/48,950.30 = 18,603.56/x
  3. Step 3: Cross multiply
    32,686.20x = 48,950.30 × 18,603.56
  4. Step 4: Simplify right side
    32,686.20x = 910,649,843.07
  5. Step 5: Solve for x
    x = 910,649,843.07/32,686.20
  6. Step 6: Final answer
    x = 27,860.38

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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.