Home / 41,946.40-57,856.44-28,509.76

Finding the Fourth Proportional to 41,946.40, 57,856.44 and 28,509.76

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Solution

The fourth proportional to 41,946.40, 57,856.44 and 28,509.76 is: 39,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,946.40 : 57,856.44 = 28,509.76 : x
  2. Step 2: Convert to fraction form
    41,946.40/57,856.44 = 28,509.76/x
  3. Step 3: Cross multiply
    41,946.40x = 57,856.44 × 28,509.76
  4. Step 4: Simplify right side
    41,946.40x = 1,649,473,218.85
  5. Step 5: Solve for x
    x = 1,649,473,218.85/41,946.40
  6. Step 6: Final answer
    x = 39,323.36

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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.