Home / 49,572.90-68,403.38-28,348.07

Finding the Fourth Proportional to 49,572.90, 68,403.38 and 28,348.07

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Solution

The fourth proportional to 49,572.90, 68,403.38 and 28,348.07 is: 39,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,572.90 : 68,403.38 = 28,348.07 : x
  2. Step 2: Convert to fraction form
    49,572.90/68,403.38 = 28,348.07/x
  3. Step 3: Cross multiply
    49,572.90x = 68,403.38 × 28,348.07
  4. Step 4: Simplify right side
    49,572.90x = 1,939,103,462.46
  5. Step 5: Solve for x
    x = 1,939,103,462.46/49,572.90
  6. Step 6: Final answer
    x = 39,116.20

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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.