Home / 55,657.26-83,482.92-18,212.58

Finding the Fourth Proportional to 55,657.26, 83,482.92 and 18,212.58

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Solution

The fourth proportional to 55,657.26, 83,482.92 and 18,212.58 is: 27,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,657.26 : 83,482.92 = 18,212.58 : x
  2. Step 2: Convert to fraction form
    55,657.26/83,482.92 = 18,212.58/x
  3. Step 3: Cross multiply
    55,657.26x = 83,482.92 × 18,212.58
  4. Step 4: Simplify right side
    55,657.26x = 1,520,439,359.13
  5. Step 5: Solve for x
    x = 1,520,439,359.13/55,657.26
  6. Step 6: Final answer
    x = 27,317.90

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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.