Home / 15,631.04-23,457.78-6,144.80

Finding the Fourth Proportional to 15,631.04, 23,457.78 and 6,144.80

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Solution

The fourth proportional to 15,631.04, 23,457.78 and 6,144.80 is: 9,221.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,631.04 : 23,457.78 = 6,144.80 : x
  2. Step 2: Convert to fraction form
    15,631.04/23,457.78 = 6,144.80/x
  3. Step 3: Cross multiply
    15,631.04x = 23,457.78 × 6,144.80
  4. Step 4: Simplify right side
    15,631.04x = 144,143,366.54
  5. Step 5: Solve for x
    x = 144,143,366.54/15,631.04
  6. Step 6: Final answer
    x = 9,221.61

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1.5x scale

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.