Home / 48,496.11-66,914.59-28,349.09

Finding the Fourth Proportional to 48,496.11, 66,914.59 and 28,349.09

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Solution

The fourth proportional to 48,496.11, 66,914.59 and 28,349.09 is: 39,115.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,496.11 : 66,914.59 = 28,349.09 : x
  2. Step 2: Convert to fraction form
    48,496.11/66,914.59 = 28,349.09/x
  3. Step 3: Cross multiply
    48,496.11x = 66,914.59 × 28,349.09
  4. Step 4: Simplify right side
    48,496.11x = 1,896,967,734.22
  5. Step 5: Solve for x
    x = 1,896,967,734.22/48,496.11
  6. Step 6: Final answer
    x = 39,115.87

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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.