Home / 32,145.75-44,382.81-20,064.63

Finding the Fourth Proportional to 32,145.75, 44,382.81 and 20,064.63

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Solution

The fourth proportional to 32,145.75, 44,382.81 and 20,064.63 is: 27,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,145.75 : 44,382.81 = 20,064.63 : x
  2. Step 2: Convert to fraction form
    32,145.75/44,382.81 = 20,064.63/x
  3. Step 3: Cross multiply
    32,145.75x = 44,382.81 × 20,064.63
  4. Step 4: Simplify right side
    32,145.75x = 890,524,560.69
  5. Step 5: Solve for x
    x = 890,524,560.69/32,145.75
  6. Step 6: Final answer
    x = 27,702.72

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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.