Home / 38,386.64-57,582.02-12,093.44

Finding the Fourth Proportional to 38,386.64, 57,582.02 and 12,093.44

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Solution

The fourth proportional to 38,386.64, 57,582.02 and 12,093.44 is: 18,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,386.64 : 57,582.02 = 12,093.44 : x
  2. Step 2: Convert to fraction form
    38,386.64/57,582.02 = 12,093.44/x
  3. Step 3: Cross multiply
    38,386.64x = 57,582.02 × 12,093.44
  4. Step 4: Simplify right side
    38,386.64x = 696,364,355.57
  5. Step 5: Solve for x
    x = 696,364,355.57/38,386.64
  6. Step 6: Final answer
    x = 18,140.80

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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.