Home / 23,220.72-32,054.39-15,677.26

Finding the Fourth Proportional to 23,220.72, 32,054.39 and 15,677.26

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Solution

The fourth proportional to 23,220.72, 32,054.39 and 15,677.26 is: 21,641.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.72 : 32,054.39 = 15,677.26 : x
  2. Step 2: Convert to fraction form
    23,220.72/32,054.39 = 15,677.26/x
  3. Step 3: Cross multiply
    23,220.72x = 32,054.39 × 15,677.26
  4. Step 4: Simplify right side
    23,220.72x = 502,525,045.36
  5. Step 5: Solve for x
    x = 502,525,045.36/23,220.72
  6. Step 6: Final answer
    x = 21,641.24

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Double scale
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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.