Home / 19,771.25-29,664.18-9,244.69

Finding the Fourth Proportional to 19,771.25, 29,664.18 and 9,244.69

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Solution

The fourth proportional to 19,771.25, 29,664.18 and 9,244.69 is: 13,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771.25 : 29,664.18 = 9,244.69 : x
  2. Step 2: Convert to fraction form
    19,771.25/29,664.18 = 9,244.69/x
  3. Step 3: Cross multiply
    19,771.25x = 29,664.18 × 9,244.69
  4. Step 4: Simplify right side
    19,771.25x = 274,236,074.04
  5. Step 5: Solve for x
    x = 274,236,074.04/19,771.25
  6. Step 6: Final answer
    x = 13,870.45

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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.