Home / 16,058.62-22,160.23-8,790.66

Finding the Fourth Proportional to 16,058.62, 22,160.23 and 8,790.66

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Solution

The fourth proportional to 16,058.62, 22,160.23 and 8,790.66 is: 12,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,058.62 : 22,160.23 = 8,790.66 : x
  2. Step 2: Convert to fraction form
    16,058.62/22,160.23 = 8,790.66/x
  3. Step 3: Cross multiply
    16,058.62x = 22,160.23 × 8,790.66
  4. Step 4: Simplify right side
    16,058.62x = 194,803,047.45
  5. Step 5: Solve for x
    x = 194,803,047.45/16,058.62
  6. Step 6: Final answer
    x = 12,130.75

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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.