Home / 15,744.04-21,717.54-9,457.96

Finding the Fourth Proportional to 15,744.04, 21,717.54 and 9,457.96

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Solution

The fourth proportional to 15,744.04, 21,717.54 and 9,457.96 is: 13,046.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,744.04 : 21,717.54 = 9,457.96 : x
  2. Step 2: Convert to fraction form
    15,744.04/21,717.54 = 9,457.96/x
  3. Step 3: Cross multiply
    15,744.04x = 21,717.54 × 9,457.96
  4. Step 4: Simplify right side
    15,744.04x = 205,403,624.62
  5. Step 5: Solve for x
    x = 205,403,624.62/15,744.04
  6. Step 6: Final answer
    x = 13,046.44

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1.5x scale

Why These Related Problems?

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