Home / 26,528.10-36,613.97-15,205.18

Finding the Fourth Proportional to 26,528.10, 36,613.97 and 15,205.18

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Solution

The fourth proportional to 26,528.10, 36,613.97 and 15,205.18 is: 20,986.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,528.10 : 36,613.97 = 15,205.18 : x
  2. Step 2: Convert to fraction form
    26,528.10/36,613.97 = 15,205.18/x
  3. Step 3: Cross multiply
    26,528.10x = 36,613.97 × 15,205.18
  4. Step 4: Simplify right side
    26,528.10x = 556,722,004.36
  5. Step 5: Solve for x
    x = 556,722,004.36/26,528.10
  6. Step 6: Final answer
    x = 20,986.13

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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.