Home / 37,503.18-56,255.79-12,538.57

Finding the Fourth Proportional to 37,503.18, 56,255.79 and 12,538.57

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Solution

The fourth proportional to 37,503.18, 56,255.79 and 12,538.57 is: 18,808.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,503.18 : 56,255.79 = 12,538.57 : x
  2. Step 2: Convert to fraction form
    37,503.18/56,255.79 = 12,538.57/x
  3. Step 3: Cross multiply
    37,503.18x = 56,255.79 × 12,538.57
  4. Step 4: Simplify right side
    37,503.18x = 705,367,295.63
  5. Step 5: Solve for x
    x = 705,367,295.63/37,503.18
  6. Step 6: Final answer
    x = 18,808.20

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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.