Home / 15,470.76-23,205.42-3,783.36

Finding the Fourth Proportional to 15,470.76, 23,205.42 and 3,783.36

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Solution

The fourth proportional to 15,470.76, 23,205.42 and 3,783.36 is: 5,674.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.76 : 23,205.42 = 3,783.36 : x
  2. Step 2: Convert to fraction form
    15,470.76/23,205.42 = 3,783.36/x
  3. Step 3: Cross multiply
    15,470.76x = 23,205.42 × 3,783.36
  4. Step 4: Simplify right side
    15,470.76x = 87,794,457.81
  5. Step 5: Solve for x
    x = 87,794,457.81/15,470.76
  6. Step 6: Final answer
    x = 5,674.86

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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.