Home / 51,255.92-70,733.20-28,594.91

Finding the Fourth Proportional to 51,255.92, 70,733.20 and 28,594.91

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Solution

The fourth proportional to 51,255.92, 70,733.20 and 28,594.91 is: 39,460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,255.92 : 70,733.20 = 28,594.91 : x
  2. Step 2: Convert to fraction form
    51,255.92/70,733.20 = 28,594.91/x
  3. Step 3: Cross multiply
    51,255.92x = 70,733.20 × 28,594.91
  4. Step 4: Simplify right side
    51,255.92x = 2,022,609,488.01
  5. Step 5: Solve for x
    x = 2,022,609,488.01/51,255.92
  6. Step 6: Final answer
    x = 39,460.99

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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.