Home / 38,322.20-57,483.18-12,028.91

Finding the Fourth Proportional to 38,322.20, 57,483.18 and 12,028.91

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Solution

The fourth proportional to 38,322.20, 57,483.18 and 12,028.91 is: 18,043.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322.20 : 57,483.18 = 12,028.91 : x
  2. Step 2: Convert to fraction form
    38,322.20/57,483.18 = 12,028.91/x
  3. Step 3: Cross multiply
    38,322.20x = 57,483.18 × 12,028.91
  4. Step 4: Simplify right side
    38,322.20x = 691,459,711.32
  5. Step 5: Solve for x
    x = 691,459,711.32/38,322.20
  6. Step 6: Final answer
    x = 18,043.32

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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.