Home / 43,815.30-60,491.88-28,516.42

Finding the Fourth Proportional to 43,815.30, 60,491.88 and 28,516.42

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Solution

The fourth proportional to 43,815.30, 60,491.88 and 28,516.42 is: 39,370.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,815.30 : 60,491.88 = 28,516.42 : x
  2. Step 2: Convert to fraction form
    43,815.30/60,491.88 = 28,516.42/x
  3. Step 3: Cross multiply
    43,815.30x = 60,491.88 × 28,516.42
  4. Step 4: Simplify right side
    43,815.30x = 1,725,011,856.67
  5. Step 5: Solve for x
    x = 1,725,011,856.67/43,815.30
  6. Step 6: Final answer
    x = 39,370.08

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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.