Home / 16,058.21-22,160.34-8,984.63

Finding the Fourth Proportional to 16,058.21, 22,160.34 and 8,984.63

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Solution

The fourth proportional to 16,058.21, 22,160.34 and 8,984.63 is: 12,398.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,058.21 : 22,160.34 = 8,984.63 : x
  2. Step 2: Convert to fraction form
    16,058.21/22,160.34 = 8,984.63/x
  3. Step 3: Cross multiply
    16,058.21x = 22,160.34 × 8,984.63
  4. Step 4: Simplify right side
    16,058.21x = 199,102,344.77
  5. Step 5: Solve for x
    x = 199,102,344.77/16,058.21
  6. Step 6: Final answer
    x = 12,398.79

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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.