Home / 50,873.40-70,204.05-28,212.19

Finding the Fourth Proportional to 50,873.40, 70,204.05 and 28,212.19

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Solution

The fourth proportional to 50,873.40, 70,204.05 and 28,212.19 is: 38,932.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,873.40 : 70,204.05 = 28,212.19 : x
  2. Step 2: Convert to fraction form
    50,873.40/70,204.05 = 28,212.19/x
  3. Step 3: Cross multiply
    50,873.40x = 70,204.05 × 28,212.19
  4. Step 4: Simplify right side
    50,873.40x = 1,980,609,821.86
  5. Step 5: Solve for x
    x = 1,980,609,821.86/50,873.40
  6. Step 6: Final answer
    x = 38,932.13

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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.