Home / 49,712.27-68,602.95-28,491.55

Finding the Fourth Proportional to 49,712.27, 68,602.95 and 28,491.55

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Solution

The fourth proportional to 49,712.27, 68,602.95 and 28,491.55 is: 39,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,712.27 : 68,602.95 = 28,491.55 : x
  2. Step 2: Convert to fraction form
    49,712.27/68,602.95 = 28,491.55/x
  3. Step 3: Cross multiply
    49,712.27x = 68,602.95 × 28,491.55
  4. Step 4: Simplify right side
    49,712.27x = 1,954,604,208.57
  5. Step 5: Solve for x
    x = 1,954,604,208.57/49,712.27
  6. Step 6: Final answer
    x = 39,318.35

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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.