Home / 16,020.09-22,108.19-8,946.98

Finding the Fourth Proportional to 16,020.09, 22,108.19 and 8,946.98

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Solution

The fourth proportional to 16,020.09, 22,108.19 and 8,946.98 is: 12,347.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020.09 : 22,108.19 = 8,946.98 : x
  2. Step 2: Convert to fraction form
    16,020.09/22,108.19 = 8,946.98/x
  3. Step 3: Cross multiply
    16,020.09x = 22,108.19 × 8,946.98
  4. Step 4: Simplify right side
    16,020.09x = 197,801,378.49
  5. Step 5: Solve for x
    x = 197,801,378.49/16,020.09
  6. Step 6: Final answer
    x = 12,347.08

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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.