Home / 50,869.14-70,200.24-28,209.08

Finding the Fourth Proportional to 50,869.14, 70,200.24 and 28,209.08

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Solution

The fourth proportional to 50,869.14, 70,200.24 and 28,209.08 is: 38,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,869.14 : 70,200.24 = 28,209.08 : x
  2. Step 2: Convert to fraction form
    50,869.14/70,200.24 = 28,209.08/x
  3. Step 3: Cross multiply
    50,869.14x = 70,200.24 × 28,209.08
  4. Step 4: Simplify right side
    50,869.14x = 1,980,284,186.18
  5. Step 5: Solve for x
    x = 1,980,284,186.18/50,869.14
  6. Step 6: Final answer
    x = 38,928.99

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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.