Home / 50,873.29-70,205.14-28,215.74

Finding the Fourth Proportional to 50,873.29, 70,205.14 and 28,215.74

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Solution

The fourth proportional to 50,873.29, 70,205.14 and 28,215.74 is: 38,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,873.29 : 70,205.14 = 28,215.74 : x
  2. Step 2: Convert to fraction form
    50,873.29/70,205.14 = 28,215.74/x
  3. Step 3: Cross multiply
    50,873.29x = 70,205.14 × 28,215.74
  4. Step 4: Simplify right side
    50,873.29x = 1,980,889,906.36
  5. Step 5: Solve for x
    x = 1,980,889,906.36/50,873.29
  6. Step 6: Final answer
    x = 38,937.72

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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.