Home / 45,750.96-68,624.16-19,085.94

Finding the Fourth Proportional to 45,750.96, 68,624.16 and 19,085.94

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Solution

The fourth proportional to 45,750.96, 68,624.16 and 19,085.94 is: 28,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,750.96 : 68,624.16 = 19,085.94 : x
  2. Step 2: Convert to fraction form
    45,750.96/68,624.16 = 19,085.94/x
  3. Step 3: Cross multiply
    45,750.96x = 68,624.16 × 19,085.94
  4. Step 4: Simplify right side
    45,750.96x = 1,309,756,600.31
  5. Step 5: Solve for x
    x = 1,309,756,600.31/45,750.96
  6. Step 6: Final answer
    x = 28,627.96

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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.