Home / 13,733.34-20,592.30-4,371.72

Finding the Fourth Proportional to 13,733.34, 20,592.30 and 4,371.72

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Solution

The fourth proportional to 13,733.34, 20,592.30 and 4,371.72 is: 6,555.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.34 : 20,592.30 = 4,371.72 : x
  2. Step 2: Convert to fraction form
    13,733.34/20,592.30 = 4,371.72/x
  3. Step 3: Cross multiply
    13,733.34x = 20,592.30 × 4,371.72
  4. Step 4: Simplify right side
    13,733.34x = 90,023,769.76
  5. Step 5: Solve for x
    x = 90,023,769.76/13,733.34
  6. Step 6: Final answer
    x = 6,555.13

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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.