Home / 47,815.44-65,946.04-42,441.79

Finding the Fourth Proportional to 47,815.44, 65,946.04 and 42,441.79

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Solution

The fourth proportional to 47,815.44, 65,946.04 and 42,441.79 is: 58,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,815.44 : 65,946.04 = 42,441.79 : x
  2. Step 2: Convert to fraction form
    47,815.44/65,946.04 = 42,441.79/x
  3. Step 3: Cross multiply
    47,815.44x = 65,946.04 × 42,441.79
  4. Step 4: Simplify right side
    47,815.44x = 2,798,867,981.01
  5. Step 5: Solve for x
    x = 2,798,867,981.01/47,815.44
  6. Step 6: Final answer
    x = 58,534.82

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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.