Home / 27,106.04-40,585.08-20,512.28

Finding the Fourth Proportional to 27,106.04, 40,585.08 and 20,512.28

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Solution

The fourth proportional to 27,106.04, 40,585.08 and 20,512.28 is: 30,712.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,106.04 : 40,585.08 = 20,512.28 : x
  2. Step 2: Convert to fraction form
    27,106.04/40,585.08 = 20,512.28/x
  3. Step 3: Cross multiply
    27,106.04x = 40,585.08 × 20,512.28
  4. Step 4: Simplify right side
    27,106.04x = 832,492,524.78
  5. Step 5: Solve for x
    x = 832,492,524.78/27,106.04
  6. Step 6: Final answer
    x = 30,712.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.