Home / 12,519.35-17,276.25-7,482.41

Finding the Fourth Proportional to 12,519.35, 17,276.25 and 7,482.41

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Solution

The fourth proportional to 12,519.35, 17,276.25 and 7,482.41 is: 10,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519.35 : 17,276.25 = 7,482.41 : x
  2. Step 2: Convert to fraction form
    12,519.35/17,276.25 = 7,482.41/x
  3. Step 3: Cross multiply
    12,519.35x = 17,276.25 × 7,482.41
  4. Step 4: Simplify right side
    12,519.35x = 129,267,899.38
  5. Step 5: Solve for x
    x = 129,267,899.38/12,519.35
  6. Step 6: Final answer
    x = 10,325.45

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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.