Home / 27,306.30-40,894.65-16,808.70

Finding the Fourth Proportional to 27,306.30, 40,894.65 and 16,808.70

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Solution

The fourth proportional to 27,306.30, 40,894.65 and 16,808.70 is: 25,173.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,306.30 : 40,894.65 = 16,808.70 : x
  2. Step 2: Convert to fraction form
    27,306.30/40,894.65 = 16,808.70/x
  3. Step 3: Cross multiply
    27,306.30x = 40,894.65 × 16,808.70
  4. Step 4: Simplify right side
    27,306.30x = 687,385,903.46
  5. Step 5: Solve for x
    x = 687,385,903.46/27,306.30
  6. Step 6: Final answer
    x = 25,173.16

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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.