Home / 51,403.90-77,044.16-26,455.72

Finding the Fourth Proportional to 51,403.90, 77,044.16 and 26,455.72

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Solution

The fourth proportional to 51,403.90, 77,044.16 and 26,455.72 is: 39,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,403.90 : 77,044.16 = 26,455.72 : x
  2. Step 2: Convert to fraction form
    51,403.90/77,044.16 = 26,455.72/x
  3. Step 3: Cross multiply
    51,403.90x = 77,044.16 × 26,455.72
  4. Step 4: Simplify right side
    51,403.90x = 2,038,258,724.60
  5. Step 5: Solve for x
    x = 2,038,258,724.60/51,403.90
  6. Step 6: Final answer
    x = 39,651.83

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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.