Home / 12,056.02-16,639.23-9,217.93

Finding the Fourth Proportional to 12,056.02, 16,639.23 and 9,217.93

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Solution

The fourth proportional to 12,056.02, 16,639.23 and 9,217.93 is: 12,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,056.02 : 16,639.23 = 9,217.93 : x
  2. Step 2: Convert to fraction form
    12,056.02/16,639.23 = 9,217.93/x
  3. Step 3: Cross multiply
    12,056.02x = 16,639.23 × 9,217.93
  4. Step 4: Simplify right side
    12,056.02x = 153,379,257.39
  5. Step 5: Solve for x
    x = 153,379,257.39/12,056.02
  6. Step 6: Final answer
    x = 12,722.21

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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.