Home / 34,098.76-51,117.36-14,378.50

Finding the Fourth Proportional to 34,098.76, 51,117.36 and 14,378.50

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Solution

The fourth proportional to 34,098.76, 51,117.36 and 14,378.50 is: 21,554.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,098.76 : 51,117.36 = 14,378.50 : x
  2. Step 2: Convert to fraction form
    34,098.76/51,117.36 = 14,378.50/x
  3. Step 3: Cross multiply
    34,098.76x = 51,117.36 × 14,378.50
  4. Step 4: Simplify right side
    34,098.76x = 734,990,960.76
  5. Step 5: Solve for x
    x = 734,990,960.76/34,098.76
  6. Step 6: Final answer
    x = 21,554.77

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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.