Home / 50,869.53-70,203.47-28,210.62

Finding the Fourth Proportional to 50,869.53, 70,203.47 and 28,210.62

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Solution

The fourth proportional to 50,869.53, 70,203.47 and 28,210.62 is: 38,932.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,869.53 : 70,203.47 = 28,210.62 : x
  2. Step 2: Convert to fraction form
    50,869.53/70,203.47 = 28,210.62/x
  3. Step 3: Cross multiply
    50,869.53x = 70,203.47 × 28,210.62
  4. Step 4: Simplify right side
    50,869.53x = 1,980,483,414.85
  5. Step 5: Solve for x
    x = 1,980,483,414.85/50,869.53
  6. Step 6: Final answer
    x = 38,932.61

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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.