Home / 55,018.28-82,527.36-19,946.36

Finding the Fourth Proportional to 55,018.28, 82,527.36 and 19,946.36

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Solution

The fourth proportional to 55,018.28, 82,527.36 and 19,946.36 is: 29,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,018.28 : 82,527.36 = 19,946.36 : x
  2. Step 2: Convert to fraction form
    55,018.28/82,527.36 = 19,946.36/x
  3. Step 3: Cross multiply
    55,018.28x = 82,527.36 × 19,946.36
  4. Step 4: Simplify right side
    55,018.28x = 1,646,120,432.41
  5. Step 5: Solve for x
    x = 1,646,120,432.41/55,018.28
  6. Step 6: Final answer
    x = 29,919.52

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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.