Home / 51,212.07-70,672.95-28,552.50

Finding the Fourth Proportional to 51,212.07, 70,672.95 and 28,552.50

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Solution

The fourth proportional to 51,212.07, 70,672.95 and 28,552.50 is: 39,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,212.07 : 70,672.95 = 28,552.50 : x
  2. Step 2: Convert to fraction form
    51,212.07/70,672.95 = 28,552.50/x
  3. Step 3: Cross multiply
    51,212.07x = 70,672.95 × 28,552.50
  4. Step 4: Simplify right side
    51,212.07x = 2,017,889,404.88
  5. Step 5: Solve for x
    x = 2,017,889,404.88/51,212.07
  6. Step 6: Final answer
    x = 39,402.61

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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.