Home / 48,495.72-66,914.07-28,348.71

Finding the Fourth Proportional to 48,495.72, 66,914.07 and 28,348.71

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Solution

The fourth proportional to 48,495.72, 66,914.07 and 28,348.71 is: 39,115.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,495.72 : 66,914.07 = 28,348.71 : x
  2. Step 2: Convert to fraction form
    48,495.72/66,914.07 = 28,348.71/x
  3. Step 3: Cross multiply
    48,495.72x = 66,914.07 × 28,348.71
  4. Step 4: Simplify right side
    48,495.72x = 1,896,927,565.35
  5. Step 5: Solve for x
    x = 1,896,927,565.35/48,495.72
  6. Step 6: Final answer
    x = 39,115.36

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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.