Home / 37,340.80-51,530.08-20,573.76

Finding the Fourth Proportional to 37,340.80, 51,530.08 and 20,573.76

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Solution

The fourth proportional to 37,340.80, 51,530.08 and 20,573.76 is: 28,391.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,340.80 : 51,530.08 = 20,573.76 : x
  2. Step 2: Convert to fraction form
    37,340.80/51,530.08 = 20,573.76/x
  3. Step 3: Cross multiply
    37,340.80x = 51,530.08 × 20,573.76
  4. Step 4: Simplify right side
    37,340.80x = 1,060,167,498.70
  5. Step 5: Solve for x
    x = 1,060,167,498.70/37,340.80
  6. Step 6: Final answer
    x = 28,391.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.