Home / 47,345.40-65,338.59-27,208.60

Finding the Fourth Proportional to 47,345.40, 65,338.59 and 27,208.60

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Solution

The fourth proportional to 47,345.40, 65,338.59 and 27,208.60 is: 37,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,345.40 : 65,338.59 = 27,208.60 : x
  2. Step 2: Convert to fraction form
    47,345.40/65,338.59 = 27,208.60/x
  3. Step 3: Cross multiply
    47,345.40x = 65,338.59 × 27,208.60
  4. Step 4: Simplify right side
    47,345.40x = 1,777,771,559.87
  5. Step 5: Solve for x
    x = 1,777,771,559.87/47,345.40
  6. Step 6: Final answer
    x = 37,548.98

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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.