Home / 47,883.40-66,078.47-26,372.74

Finding the Fourth Proportional to 47,883.40, 66,078.47 and 26,372.74

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Solution

The fourth proportional to 47,883.40, 66,078.47 and 26,372.74 is: 36,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,883.40 : 66,078.47 = 26,372.74 : x
  2. Step 2: Convert to fraction form
    47,883.40/66,078.47 = 26,372.74/x
  3. Step 3: Cross multiply
    47,883.40x = 66,078.47 × 26,372.74
  4. Step 4: Simplify right side
    47,883.40x = 1,742,669,945.55
  5. Step 5: Solve for x
    x = 1,742,669,945.55/47,883.40
  6. Step 6: Final answer
    x = 36,394.03

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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.