Home / 55,801.06-83,707.07-18,345.94

Finding the Fourth Proportional to 55,801.06, 83,707.07 and 18,345.94

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Solution

The fourth proportional to 55,801.06, 83,707.07 and 18,345.94 is: 27,520.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,801.06 : 83,707.07 = 18,345.94 : x
  2. Step 2: Convert to fraction form
    55,801.06/83,707.07 = 18,345.94/x
  3. Step 3: Cross multiply
    55,801.06x = 83,707.07 × 18,345.94
  4. Step 4: Simplify right side
    55,801.06x = 1,535,684,883.80
  5. Step 5: Solve for x
    x = 1,535,684,883.80/55,801.06
  6. Step 6: Final answer
    x = 27,520.71

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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.