Home / 49,650.84-68,518.31-28,430.46

Finding the Fourth Proportional to 49,650.84, 68,518.31 and 28,430.46

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Solution

The fourth proportional to 49,650.84, 68,518.31 and 28,430.46 is: 39,234.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,650.84 : 68,518.31 = 28,430.46 : x
  2. Step 2: Convert to fraction form
    49,650.84/68,518.31 = 28,430.46/x
  3. Step 3: Cross multiply
    49,650.84x = 68,518.31 × 28,430.46
  4. Step 4: Simplify right side
    49,650.84x = 1,948,006,929.57
  5. Step 5: Solve for x
    x = 1,948,006,929.57/49,650.84
  6. Step 6: Final answer
    x = 39,234.12

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1.5x scale

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.