Home / 12,526.24-17,286-6,937.12

Finding the Fourth Proportional to 12,526.24, 17,286 and 6,937.12

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Solution

The fourth proportional to 12,526.24, 17,286 and 6,937.12 is: 9,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.24 : 17,286 = 6,937.12 : x
  2. Step 2: Convert to fraction form
    12,526.24/17,286 = 6,937.12/x
  3. Step 3: Cross multiply
    12,526.24x = 17,286 × 6,937.12
  4. Step 4: Simplify right side
    12,526.24x = 119,915,056.32
  5. Step 5: Solve for x
    x = 119,915,056.32/12,526.24
  6. Step 6: Final answer
    x = 9,573.11

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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.