Home / 26,613.08-36,724.81-15,274.59

Finding the Fourth Proportional to 26,613.08, 36,724.81 and 15,274.59

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Solution

The fourth proportional to 26,613.08, 36,724.81 and 15,274.59 is: 21,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,613.08 : 36,724.81 = 15,274.59 : x
  2. Step 2: Convert to fraction form
    26,613.08/36,724.81 = 15,274.59/x
  3. Step 3: Cross multiply
    26,613.08x = 36,724.81 × 15,274.59
  4. Step 4: Simplify right side
    26,613.08x = 560,956,426.14
  5. Step 5: Solve for x
    x = 560,956,426.14/26,613.08
  6. Step 6: Final answer
    x = 21,078.23

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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.