Home / 55,198.40-82,772.70-15,746.12

Finding the Fourth Proportional to 55,198.40, 82,772.70 and 15,746.12

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Solution

The fourth proportional to 55,198.40, 82,772.70 and 15,746.12 is: 23,612.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,198.40 : 82,772.70 = 15,746.12 : x
  2. Step 2: Convert to fraction form
    55,198.40/82,772.70 = 15,746.12/x
  3. Step 3: Cross multiply
    55,198.40x = 82,772.70 × 15,746.12
  4. Step 4: Simplify right side
    55,198.40x = 1,303,348,866.92
  5. Step 5: Solve for x
    x = 1,303,348,866.92/55,198.40
  6. Step 6: Final answer
    x = 23,612.08

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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.