Home / 12,852.24-19,251.01-7,581.57

Finding the Fourth Proportional to 12,852.24, 19,251.01 and 7,581.57

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Solution

The fourth proportional to 12,852.24, 19,251.01 and 7,581.57 is: 11,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.24 : 19,251.01 = 7,581.57 : x
  2. Step 2: Convert to fraction form
    12,852.24/19,251.01 = 7,581.57/x
  3. Step 3: Cross multiply
    12,852.24x = 19,251.01 × 7,581.57
  4. Step 4: Simplify right side
    12,852.24x = 145,952,817.17
  5. Step 5: Solve for x
    x = 145,952,817.17/12,852.24
  6. Step 6: Final answer
    x = 11,356.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.