Home / 26,302.48-39,631.26-21,725.05

Finding the Fourth Proportional to 26,302.48, 39,631.26 and 21,725.05

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Solution

The fourth proportional to 26,302.48, 39,631.26 and 21,725.05 is: 32,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,302.48 : 39,631.26 = 21,725.05 : x
  2. Step 2: Convert to fraction form
    26,302.48/39,631.26 = 21,725.05/x
  3. Step 3: Cross multiply
    26,302.48x = 39,631.26 × 21,725.05
  4. Step 4: Simplify right side
    26,302.48x = 860,991,105.06
  5. Step 5: Solve for x
    x = 860,991,105.06/26,302.48
  6. Step 6: Final answer
    x = 32,734.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.