Home / 16,184.04-22,335.66-9,900.60

Finding the Fourth Proportional to 16,184.04, 22,335.66 and 9,900.60

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Solution

The fourth proportional to 16,184.04, 22,335.66 and 9,900.60 is: 13,663.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,184.04 : 22,335.66 = 9,900.60 : x
  2. Step 2: Convert to fraction form
    16,184.04/22,335.66 = 9,900.60/x
  3. Step 3: Cross multiply
    16,184.04x = 22,335.66 × 9,900.60
  4. Step 4: Simplify right side
    16,184.04x = 221,136,435.40
  5. Step 5: Solve for x
    x = 221,136,435.40/16,184.04
  6. Step 6: Final answer
    x = 13,663.86

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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.