Home / 17,653.12-26,492.43-10,247.70

Finding the Fourth Proportional to 17,653.12, 26,492.43 and 10,247.70

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Solution

The fourth proportional to 17,653.12, 26,492.43 and 10,247.70 is: 15,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,653.12 : 26,492.43 = 10,247.70 : x
  2. Step 2: Convert to fraction form
    17,653.12/26,492.43 = 10,247.70/x
  3. Step 3: Cross multiply
    17,653.12x = 26,492.43 × 10,247.70
  4. Step 4: Simplify right side
    17,653.12x = 271,486,474.91
  5. Step 5: Solve for x
    x = 271,486,474.91/17,653.12
  6. Step 6: Final answer
    x = 15,378.95

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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.