Home / 37,939.76-56,904.64-11,642.30

Finding the Fourth Proportional to 37,939.76, 56,904.64 and 11,642.30

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Solution

The fourth proportional to 37,939.76, 56,904.64 and 11,642.30 is: 17,461.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.76 : 56,904.64 = 11,642.30 : x
  2. Step 2: Convert to fraction form
    37,939.76/56,904.64 = 11,642.30/x
  3. Step 3: Cross multiply
    37,939.76x = 56,904.64 × 11,642.30
  4. Step 4: Simplify right side
    37,939.76x = 662,500,832.06
  5. Step 5: Solve for x
    x = 662,500,832.06/37,939.76
  6. Step 6: Final answer
    x = 17,461.91

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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.