Home / 14,197.22-19,592.40-7,909.58

Finding the Fourth Proportional to 14,197.22, 19,592.40 and 7,909.58

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Solution

The fourth proportional to 14,197.22, 19,592.40 and 7,909.58 is: 10,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,197.22 : 19,592.40 = 7,909.58 : x
  2. Step 2: Convert to fraction form
    14,197.22/19,592.40 = 7,909.58/x
  3. Step 3: Cross multiply
    14,197.22x = 19,592.40 × 7,909.58
  4. Step 4: Simplify right side
    14,197.22x = 154,967,655.19
  5. Step 5: Solve for x
    x = 154,967,655.19/14,197.22
  6. Step 6: Final answer
    x = 10,915.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.