Home / 16,431.04-24,641.70-4,744.36

Finding the Fourth Proportional to 16,431.04, 24,641.70 and 4,744.36

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Solution

The fourth proportional to 16,431.04, 24,641.70 and 4,744.36 is: 7,115.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431.04 : 24,641.70 = 4,744.36 : x
  2. Step 2: Convert to fraction form
    16,431.04/24,641.70 = 4,744.36/x
  3. Step 3: Cross multiply
    16,431.04x = 24,641.70 × 4,744.36
  4. Step 4: Simplify right side
    16,431.04x = 116,909,095.81
  5. Step 5: Solve for x
    x = 116,909,095.81/16,431.04
  6. Step 6: Final answer
    x = 7,115.14

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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.