Home / 36,807.21-55,227.22-19,272.94

Finding the Fourth Proportional to 36,807.21, 55,227.22 and 19,272.94

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Solution

The fourth proportional to 36,807.21, 55,227.22 and 19,272.94 is: 28,917.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,807.21 : 55,227.22 = 19,272.94 : x
  2. Step 2: Convert to fraction form
    36,807.21/55,227.22 = 19,272.94/x
  3. Step 3: Cross multiply
    36,807.21x = 55,227.22 × 19,272.94
  4. Step 4: Simplify right side
    36,807.21x = 1,064,390,711.18
  5. Step 5: Solve for x
    x = 1,064,390,711.18/36,807.21
  6. Step 6: Final answer
    x = 28,917.99

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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.