Home / 12,570.56-17,346.70-7,193.11

Finding the Fourth Proportional to 12,570.56, 17,346.70 and 7,193.11

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Solution

The fourth proportional to 12,570.56, 17,346.70 and 7,193.11 is: 9,926.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570.56 : 17,346.70 = 7,193.11 : x
  2. Step 2: Convert to fraction form
    12,570.56/17,346.70 = 7,193.11/x
  3. Step 3: Cross multiply
    12,570.56x = 17,346.70 × 7,193.11
  4. Step 4: Simplify right side
    12,570.56x = 124,776,721.24
  5. Step 5: Solve for x
    x = 124,776,721.24/12,570.56
  6. Step 6: Final answer
    x = 9,926.11

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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.