Home / 37,811.34-56,720.16-11,516.31

Finding the Fourth Proportional to 37,811.34, 56,720.16 and 11,516.31

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Solution

The fourth proportional to 37,811.34, 56,720.16 and 11,516.31 is: 17,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811.34 : 56,720.16 = 11,516.31 : x
  2. Step 2: Convert to fraction form
    37,811.34/56,720.16 = 11,516.31/x
  3. Step 3: Cross multiply
    37,811.34x = 56,720.16 × 11,516.31
  4. Step 4: Simplify right side
    37,811.34x = 653,206,945.81
  5. Step 5: Solve for x
    x = 653,206,945.81/37,811.34
  6. Step 6: Final answer
    x = 17,275.42

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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.