Home / 31,709.02-43,760.91-17,563.18

Finding the Fourth Proportional to 31,709.02, 43,760.91 and 17,563.18

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Solution

The fourth proportional to 31,709.02, 43,760.91 and 17,563.18 is: 24,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,709.02 : 43,760.91 = 17,563.18 : x
  2. Step 2: Convert to fraction form
    31,709.02/43,760.91 = 17,563.18/x
  3. Step 3: Cross multiply
    31,709.02x = 43,760.91 × 17,563.18
  4. Step 4: Simplify right side
    31,709.02x = 768,580,739.29
  5. Step 5: Solve for x
    x = 768,580,739.29/31,709.02
  6. Step 6: Final answer
    x = 24,238.55

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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.