Home / 14,860.46-20,506.25-8,571.62

Finding the Fourth Proportional to 14,860.46, 20,506.25 and 8,571.62

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Solution

The fourth proportional to 14,860.46, 20,506.25 and 8,571.62 is: 11,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,860.46 : 20,506.25 = 8,571.62 : x
  2. Step 2: Convert to fraction form
    14,860.46/20,506.25 = 8,571.62/x
  3. Step 3: Cross multiply
    14,860.46x = 20,506.25 × 8,571.62
  4. Step 4: Simplify right side
    14,860.46x = 175,771,782.63
  5. Step 5: Solve for x
    x = 175,771,782.63/14,860.46
  6. Step 6: Final answer
    x = 11,828.15

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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.