Home / 12,526.36-17,284.28-7,492.64

Finding the Fourth Proportional to 12,526.36, 17,284.28 and 7,492.64

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Solution

The fourth proportional to 12,526.36, 17,284.28 and 7,492.64 is: 10,338.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.36 : 17,284.28 = 7,492.64 : x
  2. Step 2: Convert to fraction form
    12,526.36/17,284.28 = 7,492.64/x
  3. Step 3: Cross multiply
    12,526.36x = 17,284.28 × 7,492.64
  4. Step 4: Simplify right side
    12,526.36x = 129,504,887.70
  5. Step 5: Solve for x
    x = 129,504,887.70/12,526.36
  6. Step 6: Final answer
    x = 10,338.59

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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.