Home / 50,862.74-70,180.62-28,200.74

Finding the Fourth Proportional to 50,862.74, 70,180.62 and 28,200.74

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Solution

The fourth proportional to 50,862.74, 70,180.62 and 28,200.74 is: 38,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,862.74 : 70,180.62 = 28,200.74 : x
  2. Step 2: Convert to fraction form
    50,862.74/70,180.62 = 28,200.74/x
  3. Step 3: Cross multiply
    50,862.74x = 70,180.62 × 28,200.74
  4. Step 4: Simplify right side
    50,862.74x = 1,979,145,417.66
  5. Step 5: Solve for x
    x = 1,979,145,417.66/50,862.74
  6. Step 6: Final answer
    x = 38,911.50

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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.