Home / 19,403.87-29,062.04-13,586.45

Finding the Fourth Proportional to 19,403.87, 29,062.04 and 13,586.45

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Solution

The fourth proportional to 19,403.87, 29,062.04 and 13,586.45 is: 20,349.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,403.87 : 29,062.04 = 13,586.45 : x
  2. Step 2: Convert to fraction form
    19,403.87/29,062.04 = 13,586.45/x
  3. Step 3: Cross multiply
    19,403.87x = 29,062.04 × 13,586.45
  4. Step 4: Simplify right side
    19,403.87x = 394,849,740.12
  5. Step 5: Solve for x
    x = 394,849,740.12/19,403.87
  6. Step 6: Final answer
    x = 20,349.03

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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.