Home / 55,077.36-82,614.60-20,017.68

Finding the Fourth Proportional to 55,077.36, 82,614.60 and 20,017.68

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Solution

The fourth proportional to 55,077.36, 82,614.60 and 20,017.68 is: 30,026.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,077.36 : 82,614.60 = 20,017.68 : x
  2. Step 2: Convert to fraction form
    55,077.36/82,614.60 = 20,017.68/x
  3. Step 3: Cross multiply
    55,077.36x = 82,614.60 × 20,017.68
  4. Step 4: Simplify right side
    55,077.36x = 1,653,752,626.13
  5. Step 5: Solve for x
    x = 1,653,752,626.13/55,077.36
  6. Step 6: Final answer
    x = 30,026.00

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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.