Home / 27,193.72-40,756.20-15,513.52

Finding the Fourth Proportional to 27,193.72, 40,756.20 and 15,513.52

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Solution

The fourth proportional to 27,193.72, 40,756.20 and 15,513.52 is: 23,250.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,193.72 : 40,756.20 = 15,513.52 : x
  2. Step 2: Convert to fraction form
    27,193.72/40,756.20 = 15,513.52/x
  3. Step 3: Cross multiply
    27,193.72x = 40,756.20 × 15,513.52
  4. Step 4: Simplify right side
    27,193.72x = 632,272,123.82
  5. Step 5: Solve for x
    x = 632,272,123.82/27,193.72
  6. Step 6: Final answer
    x = 23,250.67

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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.