Home / 37,666.80-56,435.40-31,057.20

Finding the Fourth Proportional to 37,666.80, 56,435.40 and 31,057.20

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Solution

The fourth proportional to 37,666.80, 56,435.40 and 31,057.20 is: 46,532.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,666.80 : 56,435.40 = 31,057.20 : x
  2. Step 2: Convert to fraction form
    37,666.80/56,435.40 = 31,057.20/x
  3. Step 3: Cross multiply
    37,666.80x = 56,435.40 × 31,057.20
  4. Step 4: Simplify right side
    37,666.80x = 1,752,725,504.88
  5. Step 5: Solve for x
    x = 1,752,725,504.88/37,666.80
  6. Step 6: Final answer
    x = 46,532.37

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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.