Home / 19,343.70-29,015.55-9,502.20

Finding the Fourth Proportional to 19,343.70, 29,015.55 and 9,502.20

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Solution

The fourth proportional to 19,343.70, 29,015.55 and 9,502.20 is: 14,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.70 : 29,015.55 = 9,502.20 : x
  2. Step 2: Convert to fraction form
    19,343.70/29,015.55 = 9,502.20/x
  3. Step 3: Cross multiply
    19,343.70x = 29,015.55 × 9,502.20
  4. Step 4: Simplify right side
    19,343.70x = 275,711,559.21
  5. Step 5: Solve for x
    x = 275,711,559.21/19,343.70
  6. Step 6: Final answer
    x = 14,253.30

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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.