Home / 14,766.25-22,136.91-6,440.16

Finding the Fourth Proportional to 14,766.25, 22,136.91 and 6,440.16

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Solution

The fourth proportional to 14,766.25, 22,136.91 and 6,440.16 is: 9,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766.25 : 22,136.91 = 6,440.16 : x
  2. Step 2: Convert to fraction form
    14,766.25/22,136.91 = 6,440.16/x
  3. Step 3: Cross multiply
    14,766.25x = 22,136.91 × 6,440.16
  4. Step 4: Simplify right side
    14,766.25x = 142,565,242.31
  5. Step 5: Solve for x
    x = 142,565,242.31/14,766.25
  6. Step 6: Final answer
    x = 9,654.80

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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.