Home / 41,012.76-56,600.28-30,923.40

Finding the Fourth Proportional to 41,012.76, 56,600.28 and 30,923.40

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Solution

The fourth proportional to 41,012.76, 56,600.28 and 30,923.40 is: 42,676.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,012.76 : 56,600.28 = 30,923.40 : x
  2. Step 2: Convert to fraction form
    41,012.76/56,600.28 = 30,923.40/x
  3. Step 3: Cross multiply
    41,012.76x = 56,600.28 × 30,923.40
  4. Step 4: Simplify right side
    41,012.76x = 1,750,273,098.55
  5. Step 5: Solve for x
    x = 1,750,273,098.55/41,012.76
  6. Step 6: Final answer
    x = 42,676.31

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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.