Home / 26,409.90-36,448.73-15,081.02

Finding the Fourth Proportional to 26,409.90, 36,448.73 and 15,081.02

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Solution

The fourth proportional to 26,409.90, 36,448.73 and 15,081.02 is: 20,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,409.90 : 36,448.73 = 15,081.02 : x
  2. Step 2: Convert to fraction form
    26,409.90/36,448.73 = 15,081.02/x
  3. Step 3: Cross multiply
    26,409.90x = 36,448.73 × 15,081.02
  4. Step 4: Simplify right side
    26,409.90x = 549,684,026.10
  5. Step 5: Solve for x
    x = 549,684,026.10/26,409.90
  6. Step 6: Final answer
    x = 20,813.56

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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.