Home / 48,128.06-66,416.94-26,906.87

Finding the Fourth Proportional to 48,128.06, 66,416.94 and 26,906.87

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Solution

The fourth proportional to 48,128.06, 66,416.94 and 26,906.87 is: 37,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128.06 : 66,416.94 = 26,906.87 : x
  2. Step 2: Convert to fraction form
    48,128.06/66,416.94 = 26,906.87/x
  3. Step 3: Cross multiply
    48,128.06x = 66,416.94 × 26,906.87
  4. Step 4: Simplify right side
    48,128.06x = 1,787,071,638.29
  5. Step 5: Solve for x
    x = 1,787,071,638.29/48,128.06
  6. Step 6: Final answer
    x = 37,131.60

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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.