Home / 40,946.92-61,454.94-28,289.32

Finding the Fourth Proportional to 40,946.92, 61,454.94 and 28,289.32

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Solution

The fourth proportional to 40,946.92, 61,454.94 and 28,289.32 is: 42,457.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,946.92 : 61,454.94 = 28,289.32 : x
  2. Step 2: Convert to fraction form
    40,946.92/61,454.94 = 28,289.32/x
  3. Step 3: Cross multiply
    40,946.92x = 61,454.94 × 28,289.32
  4. Step 4: Simplify right side
    40,946.92x = 1,738,518,463.24
  5. Step 5: Solve for x
    x = 1,738,518,463.24/40,946.92
  6. Step 6: Final answer
    x = 42,457.86

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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.