Home / 48,839.06-67,406.54-28,695.94

Finding the Fourth Proportional to 48,839.06, 67,406.54 and 28,695.94

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Solution

The fourth proportional to 48,839.06, 67,406.54 and 28,695.94 is: 39,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,839.06 : 67,406.54 = 28,695.94 : x
  2. Step 2: Convert to fraction form
    48,839.06/67,406.54 = 28,695.94/x
  3. Step 3: Cross multiply
    48,839.06x = 67,406.54 × 28,695.94
  4. Step 4: Simplify right side
    48,839.06x = 1,934,293,715.45
  5. Step 5: Solve for x
    x = 1,934,293,715.45/48,839.06
  6. Step 6: Final answer
    x = 39,605.46

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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.