Home / 13,039.12-19,561.41-4,273.35

Finding the Fourth Proportional to 13,039.12, 19,561.41 and 4,273.35

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Solution

The fourth proportional to 13,039.12, 19,561.41 and 4,273.35 is: 6,410.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039.12 : 19,561.41 = 4,273.35 : x
  2. Step 2: Convert to fraction form
    13,039.12/19,561.41 = 4,273.35/x
  3. Step 3: Cross multiply
    13,039.12x = 19,561.41 × 4,273.35
  4. Step 4: Simplify right side
    13,039.12x = 83,592,751.42
  5. Step 5: Solve for x
    x = 83,592,751.42/13,039.12
  6. Step 6: Final answer
    x = 6,410.92

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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.