Home / 16,184.61-22,335.18-9,111.28

Finding the Fourth Proportional to 16,184.61, 22,335.18 and 9,111.28

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Solution

The fourth proportional to 16,184.61, 22,335.18 and 9,111.28 is: 12,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,184.61 : 22,335.18 = 9,111.28 : x
  2. Step 2: Convert to fraction form
    16,184.61/22,335.18 = 9,111.28/x
  3. Step 3: Cross multiply
    16,184.61x = 22,335.18 × 9,111.28
  4. Step 4: Simplify right side
    16,184.61x = 203,502,033.27
  5. Step 5: Solve for x
    x = 203,502,033.27/16,184.61
  6. Step 6: Final answer
    x = 12,573.80

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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.