Home / 26,118.96-36,048.60-15,514.32

Finding the Fourth Proportional to 26,118.96, 36,048.60 and 15,514.32

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Solution

The fourth proportional to 26,118.96, 36,048.60 and 15,514.32 is: 21,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.96 : 36,048.60 = 15,514.32 : x
  2. Step 2: Convert to fraction form
    26,118.96/36,048.60 = 15,514.32/x
  3. Step 3: Cross multiply
    26,118.96x = 36,048.60 × 15,514.32
  4. Step 4: Simplify right side
    26,118.96x = 559,269,515.95
  5. Step 5: Solve for x
    x = 559,269,515.95/26,118.96
  6. Step 6: Final answer
    x = 21,412.40

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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.