Home / 26,187.48-36,181.05-18,265.07

Finding the Fourth Proportional to 26,187.48, 36,181.05 and 18,265.07

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Solution

The fourth proportional to 26,187.48, 36,181.05 and 18,265.07 is: 25,235.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.48 : 36,181.05 = 18,265.07 : x
  2. Step 2: Convert to fraction form
    26,187.48/36,181.05 = 18,265.07/x
  3. Step 3: Cross multiply
    26,187.48x = 36,181.05 × 18,265.07
  4. Step 4: Simplify right side
    26,187.48x = 660,849,410.92
  5. Step 5: Solve for x
    x = 660,849,410.92/26,187.48
  6. Step 6: Final answer
    x = 25,235.32

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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.