Home / 26,612.01-36,723.06-15,279.75

Finding the Fourth Proportional to 26,612.01, 36,723.06 and 15,279.75

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Solution

The fourth proportional to 26,612.01, 36,723.06 and 15,279.75 is: 21,085.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612.01 : 36,723.06 = 15,279.75 : x
  2. Step 2: Convert to fraction form
    26,612.01/36,723.06 = 15,279.75/x
  3. Step 3: Cross multiply
    26,612.01x = 36,723.06 × 15,279.75
  4. Step 4: Simplify right side
    26,612.01x = 561,119,176.04
  5. Step 5: Solve for x
    x = 561,119,176.04/26,612.01
  6. Step 6: Final answer
    x = 21,085.19

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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.