Home / 10,039.60-15,061.55-3,019.03

Finding the Fourth Proportional to 10,039.60, 15,061.55 and 3,019.03

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Solution

The fourth proportional to 10,039.60, 15,061.55 and 3,019.03 is: 4,529.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,039.60 : 15,061.55 = 3,019.03 : x
  2. Step 2: Convert to fraction form
    10,039.60/15,061.55 = 3,019.03/x
  3. Step 3: Cross multiply
    10,039.60x = 15,061.55 × 3,019.03
  4. Step 4: Simplify right side
    10,039.60x = 45,471,241.19
  5. Step 5: Solve for x
    x = 45,471,241.19/10,039.60
  6. Step 6: Final answer
    x = 4,529.19

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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.