Home / 48,496.72-66,915.44-28,349.72

Finding the Fourth Proportional to 48,496.72, 66,915.44 and 28,349.72

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Solution

The fourth proportional to 48,496.72, 66,915.44 and 28,349.72 is: 39,116.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,496.72 : 66,915.44 = 28,349.72 : x
  2. Step 2: Convert to fraction form
    48,496.72/66,915.44 = 28,349.72/x
  3. Step 3: Cross multiply
    48,496.72x = 66,915.44 × 28,349.72
  4. Step 4: Simplify right side
    48,496.72x = 1,897,033,987.68
  5. Step 5: Solve for x
    x = 1,897,033,987.68/48,496.72
  6. Step 6: Final answer
    x = 39,116.75

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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.