Home / 15,708.46-21,682.73-10,058.43

Finding the Fourth Proportional to 15,708.46, 21,682.73 and 10,058.43

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Solution

The fourth proportional to 15,708.46, 21,682.73 and 10,058.43 is: 13,883.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708.46 : 21,682.73 = 10,058.43 : x
  2. Step 2: Convert to fraction form
    15,708.46/21,682.73 = 10,058.43/x
  3. Step 3: Cross multiply
    15,708.46x = 21,682.73 × 10,058.43
  4. Step 4: Simplify right side
    15,708.46x = 218,094,221.91
  5. Step 5: Solve for x
    x = 218,094,221.91/15,708.46
  6. Step 6: Final answer
    x = 13,883.87

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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.