Home / 37,018.01-55,438.05-21,175.01

Finding the Fourth Proportional to 37,018.01, 55,438.05 and 21,175.01

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Solution

The fourth proportional to 37,018.01, 55,438.05 and 21,175.01 is: 31,711.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018.01 : 55,438.05 = 21,175.01 : x
  2. Step 2: Convert to fraction form
    37,018.01/55,438.05 = 21,175.01/x
  3. Step 3: Cross multiply
    37,018.01x = 55,438.05 × 21,175.01
  4. Step 4: Simplify right side
    37,018.01x = 1,173,901,263.13
  5. Step 5: Solve for x
    x = 1,173,901,263.13/37,018.01
  6. Step 6: Final answer
    x = 31,711.63

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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.