Home / 37,338.85-56,017.83-12,385.86

Finding the Fourth Proportional to 37,338.85, 56,017.83 and 12,385.86

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Solution

The fourth proportional to 37,338.85, 56,017.83 and 12,385.86 is: 18,581.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,338.85 : 56,017.83 = 12,385.86 : x
  2. Step 2: Convert to fraction form
    37,338.85/56,017.83 = 12,385.86/x
  3. Step 3: Cross multiply
    37,338.85x = 56,017.83 × 12,385.86
  4. Step 4: Simplify right side
    37,338.85x = 693,829,081.69
  5. Step 5: Solve for x
    x = 693,829,081.69/37,338.85
  6. Step 6: Final answer
    x = 18,581.96

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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.