Home / 50,904.50-70,248.11-28,246.94

Finding the Fourth Proportional to 50,904.50, 70,248.11 and 28,246.94

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Solution

The fourth proportional to 50,904.50, 70,248.11 and 28,246.94 is: 38,980.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,904.50 : 70,248.11 = 28,246.94 : x
  2. Step 2: Convert to fraction form
    50,904.50/70,248.11 = 28,246.94/x
  3. Step 3: Cross multiply
    50,904.50x = 70,248.11 × 28,246.94
  4. Step 4: Simplify right side
    50,904.50x = 1,984,293,867.66
  5. Step 5: Solve for x
    x = 1,984,293,867.66/50,904.50
  6. Step 6: Final answer
    x = 38,980.72

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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.