Home / 37,791.10-56,686.65-21,202.30

Finding the Fourth Proportional to 37,791.10, 56,686.65 and 21,202.30

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Solution

The fourth proportional to 37,791.10, 56,686.65 and 21,202.30 is: 31,803.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,791.10 : 56,686.65 = 21,202.30 : x
  2. Step 2: Convert to fraction form
    37,791.10/56,686.65 = 21,202.30/x
  3. Step 3: Cross multiply
    37,791.10x = 56,686.65 × 21,202.30
  4. Step 4: Simplify right side
    37,791.10x = 1,201,887,359.30
  5. Step 5: Solve for x
    x = 1,201,887,359.30/37,791.10
  6. Step 6: Final answer
    x = 31,803.45

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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.