Home / 14,810.25-20,439.51-8,523.84

Finding the Fourth Proportional to 14,810.25, 20,439.51 and 8,523.84

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Solution

The fourth proportional to 14,810.25, 20,439.51 and 8,523.84 is: 11,763.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,810.25 : 20,439.51 = 8,523.84 : x
  2. Step 2: Convert to fraction form
    14,810.25/20,439.51 = 8,523.84/x
  3. Step 3: Cross multiply
    14,810.25x = 20,439.51 × 8,523.84
  4. Step 4: Simplify right side
    14,810.25x = 174,223,112.92
  5. Step 5: Solve for x
    x = 174,223,112.92/14,810.25
  6. Step 6: Final answer
    x = 11,763.68

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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.