Home / 12,528.96-17,278.04-7,492.37

Finding the Fourth Proportional to 12,528.96, 17,278.04 and 7,492.37

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Solution

The fourth proportional to 12,528.96, 17,278.04 and 7,492.37 is: 10,332.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528.96 : 17,278.04 = 7,492.37 : x
  2. Step 2: Convert to fraction form
    12,528.96/17,278.04 = 7,492.37/x
  3. Step 3: Cross multiply
    12,528.96x = 17,278.04 × 7,492.37
  4. Step 4: Simplify right side
    12,528.96x = 129,453,344.70
  5. Step 5: Solve for x
    x = 129,453,344.70/12,528.96
  6. Step 6: Final answer
    x = 10,332.33

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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.