Home / 51,784.10-77,748.88-26,501.69

Finding the Fourth Proportional to 51,784.10, 77,748.88 and 26,501.69

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Solution

The fourth proportional to 51,784.10, 77,748.88 and 26,501.69 is: 39,789.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,784.10 : 77,748.88 = 26,501.69 : x
  2. Step 2: Convert to fraction form
    51,784.10/77,748.88 = 26,501.69/x
  3. Step 3: Cross multiply
    51,784.10x = 77,748.88 × 26,501.69
  4. Step 4: Simplify right side
    51,784.10x = 2,060,476,890.95
  5. Step 5: Solve for x
    x = 2,060,476,890.95/51,784.10
  6. Step 6: Final answer
    x = 39,789.76

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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.