Home / 14,064.02-21,106.41-6,668.49

Finding the Fourth Proportional to 14,064.02, 21,106.41 and 6,668.49

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Solution

The fourth proportional to 14,064.02, 21,106.41 and 6,668.49 is: 10,007.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,064.02 : 21,106.41 = 6,668.49 : x
  2. Step 2: Convert to fraction form
    14,064.02/21,106.41 = 6,668.49/x
  3. Step 3: Cross multiply
    14,064.02x = 21,106.41 × 6,668.49
  4. Step 4: Simplify right side
    14,064.02x = 140,747,938.16
  5. Step 5: Solve for x
    x = 140,747,938.16/14,064.02
  6. Step 6: Final answer
    x = 10,007.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.