Home / 26,418.86-36,448.68-15,080.18

Finding the Fourth Proportional to 26,418.86, 36,448.68 and 15,080.18

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Solution

The fourth proportional to 26,418.86, 36,448.68 and 15,080.18 is: 20,805.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,418.86 : 36,448.68 = 15,080.18 : x
  2. Step 2: Convert to fraction form
    26,418.86/36,448.68 = 15,080.18/x
  3. Step 3: Cross multiply
    26,418.86x = 36,448.68 × 15,080.18
  4. Step 4: Simplify right side
    26,418.86x = 549,652,529.47
  5. Step 5: Solve for x
    x = 549,652,529.47/26,418.86
  6. Step 6: Final answer
    x = 20,805.31

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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.