Home / 47,607.54-65,696.85-28,741.38

Finding the Fourth Proportional to 47,607.54, 65,696.85 and 28,741.38

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Solution

The fourth proportional to 47,607.54, 65,696.85 and 28,741.38 is: 39,662.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,607.54 : 65,696.85 = 28,741.38 : x
  2. Step 2: Convert to fraction form
    47,607.54/65,696.85 = 28,741.38/x
  3. Step 3: Cross multiply
    47,607.54x = 65,696.85 × 28,741.38
  4. Step 4: Simplify right side
    47,607.54x = 1,888,218,130.65
  5. Step 5: Solve for x
    x = 1,888,218,130.65/47,607.54
  6. Step 6: Final answer
    x = 39,662.17

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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.