Home / 31,053.74-42,851.99-17,625.26

Finding the Fourth Proportional to 31,053.74, 42,851.99 and 17,625.26

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Solution

The fourth proportional to 31,053.74, 42,851.99 and 17,625.26 is: 24,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,053.74 : 42,851.99 = 17,625.26 : x
  2. Step 2: Convert to fraction form
    31,053.74/42,851.99 = 17,625.26/x
  3. Step 3: Cross multiply
    31,053.74x = 42,851.99 × 17,625.26
  4. Step 4: Simplify right side
    31,053.74x = 755,277,616.46
  5. Step 5: Solve for x
    x = 755,277,616.46/31,053.74
  6. Step 6: Final answer
    x = 24,321.64

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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.