Home / 31,784.72-43,862.26-17,637.24

Finding the Fourth Proportional to 31,784.72, 43,862.26 and 17,637.24

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Solution

The fourth proportional to 31,784.72, 43,862.26 and 17,637.24 is: 24,339.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,784.72 : 43,862.26 = 17,637.24 : x
  2. Step 2: Convert to fraction form
    31,784.72/43,862.26 = 17,637.24/x
  3. Step 3: Cross multiply
    31,784.72x = 43,862.26 × 17,637.24
  4. Step 4: Simplify right side
    31,784.72x = 773,609,206.56
  5. Step 5: Solve for x
    x = 773,609,206.56/31,784.72
  6. Step 6: Final answer
    x = 24,339.03

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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.