Home / 26,250.48-39,331.90-18,445.32

Finding the Fourth Proportional to 26,250.48, 39,331.90 and 18,445.32

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Solution

The fourth proportional to 26,250.48, 39,331.90 and 18,445.32 is: 27,637.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250.48 : 39,331.90 = 18,445.32 : x
  2. Step 2: Convert to fraction form
    26,250.48/39,331.90 = 18,445.32/x
  3. Step 3: Cross multiply
    26,250.48x = 39,331.90 × 18,445.32
  4. Step 4: Simplify right side
    26,250.48x = 725,489,481.71
  5. Step 5: Solve for x
    x = 725,489,481.71/26,250.48
  6. Step 6: Final answer
    x = 27,637.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.