Home / 37,999.72-56,996.70-13,358.44

Finding the Fourth Proportional to 37,999.72, 56,996.70 and 13,358.44

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Solution

The fourth proportional to 37,999.72, 56,996.70 and 13,358.44 is: 20,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.72 : 56,996.70 = 13,358.44 : x
  2. Step 2: Convert to fraction form
    37,999.72/56,996.70 = 13,358.44/x
  3. Step 3: Cross multiply
    37,999.72x = 56,996.70 × 13,358.44
  4. Step 4: Simplify right side
    37,999.72x = 761,386,997.15
  5. Step 5: Solve for x
    x = 761,386,997.15/37,999.72
  6. Step 6: Final answer
    x = 20,036.65

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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.