Home / 15,457.73-23,187.89-4,929.26

Finding the Fourth Proportional to 15,457.73, 23,187.89 and 4,929.26

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Solution

The fourth proportional to 15,457.73, 23,187.89 and 4,929.26 is: 7,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457.73 : 23,187.89 = 4,929.26 : x
  2. Step 2: Convert to fraction form
    15,457.73/23,187.89 = 4,929.26/x
  3. Step 3: Cross multiply
    15,457.73x = 23,187.89 × 4,929.26
  4. Step 4: Simplify right side
    15,457.73x = 114,299,035.05
  5. Step 5: Solve for x
    x = 114,299,035.05/15,457.73
  6. Step 6: Final answer
    x = 7,394.30

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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.