Home / 38,390.94-57,595.50-12,095.60

Finding the Fourth Proportional to 38,390.94, 57,595.50 and 12,095.60

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Solution

The fourth proportional to 38,390.94, 57,595.50 and 12,095.60 is: 18,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,390.94 : 57,595.50 = 12,095.60 : x
  2. Step 2: Convert to fraction form
    38,390.94/57,595.50 = 12,095.60/x
  3. Step 3: Cross multiply
    38,390.94x = 57,595.50 × 12,095.60
  4. Step 4: Simplify right side
    38,390.94x = 696,652,129.80
  5. Step 5: Solve for x
    x = 696,652,129.80/38,390.94
  6. Step 6: Final answer
    x = 18,146.26

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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.