Home / 19,462.74-29,168.73-8,928.96

Finding the Fourth Proportional to 19,462.74, 29,168.73 and 8,928.96

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Solution

The fourth proportional to 19,462.74, 29,168.73 and 8,928.96 is: 13,381.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,462.74 : 29,168.73 = 8,928.96 : x
  2. Step 2: Convert to fraction form
    19,462.74/29,168.73 = 8,928.96/x
  3. Step 3: Cross multiply
    19,462.74x = 29,168.73 × 8,928.96
  4. Step 4: Simplify right side
    19,462.74x = 260,446,423.42
  5. Step 5: Solve for x
    x = 260,446,423.42/19,462.74
  6. Step 6: Final answer
    x = 13,381.80

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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.