Home / 16,030.98-22,122.74-8,957.39

Finding the Fourth Proportional to 16,030.98, 22,122.74 and 8,957.39

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Solution

The fourth proportional to 16,030.98, 22,122.74 and 8,957.39 is: 12,361.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,030.98 : 22,122.74 = 8,957.39 : x
  2. Step 2: Convert to fraction form
    16,030.98/22,122.74 = 8,957.39/x
  3. Step 3: Cross multiply
    16,030.98x = 22,122.74 × 8,957.39
  4. Step 4: Simplify right side
    16,030.98x = 198,161,921.83
  5. Step 5: Solve for x
    x = 198,161,921.83/16,030.98
  6. Step 6: Final answer
    x = 12,361.19

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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.