Home / 37,085.48-55,640.10-10,791.80

Finding the Fourth Proportional to 37,085.48, 55,640.10 and 10,791.80

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Solution

The fourth proportional to 37,085.48, 55,640.10 and 10,791.80 is: 16,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085.48 : 55,640.10 = 10,791.80 : x
  2. Step 2: Convert to fraction form
    37,085.48/55,640.10 = 10,791.80/x
  3. Step 3: Cross multiply
    37,085.48x = 55,640.10 × 10,791.80
  4. Step 4: Simplify right side
    37,085.48x = 600,456,831.18
  5. Step 5: Solve for x
    x = 600,456,831.18/37,085.48
  6. Step 6: Final answer
    x = 16,191.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.