Home / 45,155.35-67,736.27-15,572.76

Finding the Fourth Proportional to 45,155.35, 67,736.27 and 15,572.76

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Solution

The fourth proportional to 45,155.35, 67,736.27 and 15,572.76 is: 23,360.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,155.35 : 67,736.27 = 15,572.76 : x
  2. Step 2: Convert to fraction form
    45,155.35/67,736.27 = 15,572.76/x
  3. Step 3: Cross multiply
    45,155.35x = 67,736.27 × 15,572.76
  4. Step 4: Simplify right side
    45,155.35x = 1,054,840,676.01
  5. Step 5: Solve for x
    x = 1,054,840,676.01/45,155.35
  6. Step 6: Final answer
    x = 23,360.26

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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.