Home / 13,496.84-18,625.92-7,528.76

Finding the Fourth Proportional to 13,496.84, 18,625.92 and 7,528.76

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Solution

The fourth proportional to 13,496.84, 18,625.92 and 7,528.76 is: 10,389.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.84 : 18,625.92 = 7,528.76 : x
  2. Step 2: Convert to fraction form
    13,496.84/18,625.92 = 7,528.76/x
  3. Step 3: Cross multiply
    13,496.84x = 18,625.92 × 7,528.76
  4. Step 4: Simplify right side
    13,496.84x = 140,230,081.46
  5. Step 5: Solve for x
    x = 140,230,081.46/13,496.84
  6. Step 6: Final answer
    x = 10,389.85

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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.