Home / 37,165.72-51,289.14-20,170.24

Finding the Fourth Proportional to 37,165.72, 51,289.14 and 20,170.24

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Solution

The fourth proportional to 37,165.72, 51,289.14 and 20,170.24 is: 27,835.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.72 : 51,289.14 = 20,170.24 : x
  2. Step 2: Convert to fraction form
    37,165.72/51,289.14 = 20,170.24/x
  3. Step 3: Cross multiply
    37,165.72x = 51,289.14 × 20,170.24
  4. Step 4: Simplify right side
    37,165.72x = 1,034,514,263.19
  5. Step 5: Solve for x
    x = 1,034,514,263.19/37,165.72
  6. Step 6: Final answer
    x = 27,835.17

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.