Home / 10,412.39-14,354.15-7,423.03

Finding the Fourth Proportional to 10,412.39, 14,354.15 and 7,423.03

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Solution

The fourth proportional to 10,412.39, 14,354.15 and 7,423.03 is: 10,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412.39 : 14,354.15 = 7,423.03 : x
  2. Step 2: Convert to fraction form
    10,412.39/14,354.15 = 7,423.03/x
  3. Step 3: Cross multiply
    10,412.39x = 14,354.15 × 7,423.03
  4. Step 4: Simplify right side
    10,412.39x = 106,551,307.27
  5. Step 5: Solve for x
    x = 106,551,307.27/10,412.39
  6. Step 6: Final answer
    x = 10,233.13

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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.