Home / 12,715.81-17,536.76-10,058.56

Finding the Fourth Proportional to 12,715.81, 17,536.76 and 10,058.56

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Solution

The fourth proportional to 12,715.81, 17,536.76 and 10,058.56 is: 13,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715.81 : 17,536.76 = 10,058.56 : x
  2. Step 2: Convert to fraction form
    12,715.81/17,536.76 = 10,058.56/x
  3. Step 3: Cross multiply
    12,715.81x = 17,536.76 × 10,058.56
  4. Step 4: Simplify right side
    12,715.81x = 176,394,464.98
  5. Step 5: Solve for x
    x = 176,394,464.98/12,715.81
  6. Step 6: Final answer
    x = 13,872.06

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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.