Home / 23,220.97-32,054.74-15,677.51

Finding the Fourth Proportional to 23,220.97, 32,054.74 and 15,677.51

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Solution

The fourth proportional to 23,220.97, 32,054.74 and 15,677.51 is: 21,641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.97 : 32,054.74 = 15,677.51 : x
  2. Step 2: Convert to fraction form
    23,220.97/32,054.74 = 15,677.51/x
  3. Step 3: Cross multiply
    23,220.97x = 32,054.74 × 15,677.51
  4. Step 4: Simplify right side
    23,220.97x = 502,538,506.90
  5. Step 5: Solve for x
    x = 502,538,506.90/23,220.97
  6. Step 6: Final answer
    x = 21,641.59

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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.