Home / 23,058.36-31,782.30-16,335.36

Finding the Fourth Proportional to 23,058.36, 31,782.30 and 16,335.36

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Solution

The fourth proportional to 23,058.36, 31,782.30 and 16,335.36 is: 22,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,058.36 : 31,782.30 = 16,335.36 : x
  2. Step 2: Convert to fraction form
    23,058.36/31,782.30 = 16,335.36/x
  3. Step 3: Cross multiply
    23,058.36x = 31,782.30 × 16,335.36
  4. Step 4: Simplify right side
    23,058.36x = 519,175,312.13
  5. Step 5: Solve for x
    x = 519,175,312.13/23,058.36
  6. Step 6: Final answer
    x = 22,515.71

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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.