Home / 50,836.57-70,154.46-28,480.57

Finding the Fourth Proportional to 50,836.57, 70,154.46 and 28,480.57

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Solution

The fourth proportional to 50,836.57, 70,154.46 and 28,480.57 is: 39,303.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,836.57 : 70,154.46 = 28,480.57 : x
  2. Step 2: Convert to fraction form
    50,836.57/70,154.46 = 28,480.57/x
  3. Step 3: Cross multiply
    50,836.57x = 70,154.46 × 28,480.57
  4. Step 4: Simplify right side
    50,836.57x = 1,998,039,008.84
  5. Step 5: Solve for x
    x = 1,998,039,008.84/50,836.57
  6. Step 6: Final answer
    x = 39,303.18

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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.