Home / 12,229.02-16,875.90-6,923.70

Finding the Fourth Proportional to 12,229.02, 16,875.90 and 6,923.70

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Solution

The fourth proportional to 12,229.02, 16,875.90 and 6,923.70 is: 9,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229.02 : 16,875.90 = 6,923.70 : x
  2. Step 2: Convert to fraction form
    12,229.02/16,875.90 = 6,923.70/x
  3. Step 3: Cross multiply
    12,229.02x = 16,875.90 × 6,923.70
  4. Step 4: Simplify right side
    12,229.02x = 116,843,668.83
  5. Step 5: Solve for x
    x = 116,843,668.83/12,229.02
  6. Step 6: Final answer
    x = 9,554.62

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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.