Home / 19,549.96-26,991.42-12,847.48

Finding the Fourth Proportional to 19,549.96, 26,991.42 and 12,847.48

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Solution

The fourth proportional to 19,549.96, 26,991.42 and 12,847.48 is: 17,737.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,549.96 : 26,991.42 = 12,847.48 : x
  2. Step 2: Convert to fraction form
    19,549.96/26,991.42 = 12,847.48/x
  3. Step 3: Cross multiply
    19,549.96x = 26,991.42 × 12,847.48
  4. Step 4: Simplify right side
    19,549.96x = 346,771,728.62
  5. Step 5: Solve for x
    x = 346,771,728.62/19,549.96
  6. Step 6: Final answer
    x = 17,737.72

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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.