Home / 22,669.21-33,975.10-12,814.08

Finding the Fourth Proportional to 22,669.21, 33,975.10 and 12,814.08

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Solution

The fourth proportional to 22,669.21, 33,975.10 and 12,814.08 is: 19,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.21 : 33,975.10 = 12,814.08 : x
  2. Step 2: Convert to fraction form
    22,669.21/33,975.10 = 12,814.08/x
  3. Step 3: Cross multiply
    22,669.21x = 33,975.10 × 12,814.08
  4. Step 4: Simplify right side
    22,669.21x = 435,359,649.41
  5. Step 5: Solve for x
    x = 435,359,649.41/22,669.21
  6. Step 6: Final answer
    x = 19,204.89

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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.