Home / 55,360.26-83,047.68-20,295.36

Finding the Fourth Proportional to 55,360.26, 83,047.68 and 20,295.36

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Solution

The fourth proportional to 55,360.26, 83,047.68 and 20,295.36 is: 30,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360.26 : 83,047.68 = 20,295.36 : x
  2. Step 2: Convert to fraction form
    55,360.26/83,047.68 = 20,295.36/x
  3. Step 3: Cross multiply
    55,360.26x = 83,047.68 × 20,295.36
  4. Step 4: Simplify right side
    55,360.26x = 1,685,482,562.76
  5. Step 5: Solve for x
    x = 1,685,482,562.76/55,360.26
  6. Step 6: Final answer
    x = 30,445.71

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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.