Home / 49,701.58-68,589.75-28,487.50

Finding the Fourth Proportional to 49,701.58, 68,589.75 and 28,487.50

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Solution

The fourth proportional to 49,701.58, 68,589.75 and 28,487.50 is: 39,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,701.58 : 68,589.75 = 28,487.50 : x
  2. Step 2: Convert to fraction form
    49,701.58/68,589.75 = 28,487.50/x
  3. Step 3: Cross multiply
    49,701.58x = 68,589.75 × 28,487.50
  4. Step 4: Simplify right side
    49,701.58x = 1,953,950,503.13
  5. Step 5: Solve for x
    x = 1,953,950,503.13/49,701.58
  6. Step 6: Final answer
    x = 39,313.65

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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.