Home / 36,663.38-54,996.64-12,971.13

Finding the Fourth Proportional to 36,663.38, 54,996.64 and 12,971.13

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Solution

The fourth proportional to 36,663.38, 54,996.64 and 12,971.13 is: 19,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,663.38 : 54,996.64 = 12,971.13 : x
  2. Step 2: Convert to fraction form
    36,663.38/54,996.64 = 12,971.13/x
  3. Step 3: Cross multiply
    36,663.38x = 54,996.64 × 12,971.13
  4. Step 4: Simplify right side
    36,663.38x = 713,368,304.52
  5. Step 5: Solve for x
    x = 713,368,304.52/36,663.38
  6. Step 6: Final answer
    x = 19,457.24

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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.