Home / 13,492.28-18,619.26-7,523.84

Finding the Fourth Proportional to 13,492.28, 18,619.26 and 7,523.84

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Solution

The fourth proportional to 13,492.28, 18,619.26 and 7,523.84 is: 10,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.28 : 18,619.26 = 7,523.84 : x
  2. Step 2: Convert to fraction form
    13,492.28/18,619.26 = 7,523.84/x
  3. Step 3: Cross multiply
    13,492.28x = 18,619.26 × 7,523.84
  4. Step 4: Simplify right side
    13,492.28x = 140,088,333.16
  5. Step 5: Solve for x
    x = 140,088,333.16/13,492.28
  6. Step 6: Final answer
    x = 10,382.85

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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.