Home / 12,570.74-17,346.32-7,267.26

Finding the Fourth Proportional to 12,570.74, 17,346.32 and 7,267.26

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Solution

The fourth proportional to 12,570.74, 17,346.32 and 7,267.26 is: 10,028.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570.74 : 17,346.32 = 7,267.26 : x
  2. Step 2: Convert to fraction form
    12,570.74/17,346.32 = 7,267.26/x
  3. Step 3: Cross multiply
    12,570.74x = 17,346.32 × 7,267.26
  4. Step 4: Simplify right side
    12,570.74x = 126,060,217.48
  5. Step 5: Solve for x
    x = 126,060,217.48/12,570.74
  6. Step 6: Final answer
    x = 10,028.07

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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.