Home / 19,476.53-29,193.93-13,912.99

Finding the Fourth Proportional to 19,476.53, 29,193.93 and 13,912.99

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Solution

The fourth proportional to 19,476.53, 29,193.93 and 13,912.99 is: 20,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.53 : 29,193.93 = 13,912.99 : x
  2. Step 2: Convert to fraction form
    19,476.53/29,193.93 = 13,912.99/x
  3. Step 3: Cross multiply
    19,476.53x = 29,193.93 × 13,912.99
  4. Step 4: Simplify right side
    19,476.53x = 406,174,783.17
  5. Step 5: Solve for x
    x = 406,174,783.17/19,476.53
  6. Step 6: Final answer
    x = 20,854.58

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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.