Home / 13,030.20-19,544.05-3,670.08

Finding the Fourth Proportional to 13,030.20, 19,544.05 and 3,670.08

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Solution

The fourth proportional to 13,030.20, 19,544.05 and 3,670.08 is: 5,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.20 : 19,544.05 = 3,670.08 : x
  2. Step 2: Convert to fraction form
    13,030.20/19,544.05 = 3,670.08/x
  3. Step 3: Cross multiply
    13,030.20x = 19,544.05 × 3,670.08
  4. Step 4: Simplify right side
    13,030.20x = 71,728,158.32
  5. Step 5: Solve for x
    x = 71,728,158.32/13,030.20
  6. Step 6: Final answer
    x = 5,504.76

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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.