Home / 14,142.33-19,515.05-8,476.98

Finding the Fourth Proportional to 14,142.33, 19,515.05 and 8,476.98

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Solution

The fourth proportional to 14,142.33, 19,515.05 and 8,476.98 is: 11,697.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,142.33 : 19,515.05 = 8,476.98 : x
  2. Step 2: Convert to fraction form
    14,142.33/19,515.05 = 8,476.98/x
  3. Step 3: Cross multiply
    14,142.33x = 19,515.05 × 8,476.98
  4. Step 4: Simplify right side
    14,142.33x = 165,428,688.55
  5. Step 5: Solve for x
    x = 165,428,688.55/14,142.33
  6. Step 6: Final answer
    x = 11,697.41

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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.