Home / 48,115.80-66,403.29-26,893.68

Finding the Fourth Proportional to 48,115.80, 66,403.29 and 26,893.68

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Solution

The fourth proportional to 48,115.80, 66,403.29 and 26,893.68 is: 37,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,115.80 : 66,403.29 = 26,893.68 : x
  2. Step 2: Convert to fraction form
    48,115.80/66,403.29 = 26,893.68/x
  3. Step 3: Cross multiply
    48,115.80x = 66,403.29 × 26,893.68
  4. Step 4: Simplify right side
    48,115.80x = 1,785,828,832.21
  5. Step 5: Solve for x
    x = 1,785,828,832.21/48,115.80
  6. Step 6: Final answer
    x = 37,115.23

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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.