Home / 50,853.24-70,176.56-28,192.12

Finding the Fourth Proportional to 50,853.24, 70,176.56 and 28,192.12

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Solution

The fourth proportional to 50,853.24, 70,176.56 and 28,192.12 is: 38,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,853.24 : 70,176.56 = 28,192.12 : x
  2. Step 2: Convert to fraction form
    50,853.24/70,176.56 = 28,192.12/x
  3. Step 3: Cross multiply
    50,853.24x = 70,176.56 × 28,192.12
  4. Step 4: Simplify right side
    50,853.24x = 1,978,426,000.71
  5. Step 5: Solve for x
    x = 1,978,426,000.71/50,853.24
  6. Step 6: Final answer
    x = 38,904.62

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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.