Home / 50,895.61-70,236.12-28,235.05

Finding the Fourth Proportional to 50,895.61, 70,236.12 and 28,235.05

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Solution

The fourth proportional to 50,895.61, 70,236.12 and 28,235.05 is: 38,964.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,895.61 : 70,236.12 = 28,235.05 : x
  2. Step 2: Convert to fraction form
    50,895.61/70,236.12 = 28,235.05/x
  3. Step 3: Cross multiply
    50,895.61x = 70,236.12 × 28,235.05
  4. Step 4: Simplify right side
    50,895.61x = 1,983,120,360.01
  5. Step 5: Solve for x
    x = 1,983,120,360.01/50,895.61
  6. Step 6: Final answer
    x = 38,964.47

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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.