Home / 50,895.18-70,235.28-28,237.60

Finding the Fourth Proportional to 50,895.18, 70,235.28 and 28,237.60

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Solution

The fourth proportional to 50,895.18, 70,235.28 and 28,237.60 is: 38,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,895.18 : 70,235.28 = 28,237.60 : x
  2. Step 2: Convert to fraction form
    50,895.18/70,235.28 = 28,237.60/x
  3. Step 3: Cross multiply
    50,895.18x = 70,235.28 × 28,237.60
  4. Step 4: Simplify right side
    50,895.18x = 1,983,275,742.53
  5. Step 5: Solve for x
    x = 1,983,275,742.53/50,895.18
  6. Step 6: Final answer
    x = 38,967.85

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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.