Home / 37,019.08-55,533.89-13,643.70

Finding the Fourth Proportional to 37,019.08, 55,533.89 and 13,643.70

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Solution

The fourth proportional to 37,019.08, 55,533.89 and 13,643.70 is: 20,467.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,019.08 : 55,533.89 = 13,643.70 : x
  2. Step 2: Convert to fraction form
    37,019.08/55,533.89 = 13,643.70/x
  3. Step 3: Cross multiply
    37,019.08x = 55,533.89 × 13,643.70
  4. Step 4: Simplify right side
    37,019.08x = 757,687,734.99
  5. Step 5: Solve for x
    x = 757,687,734.99/37,019.08
  6. Step 6: Final answer
    x = 20,467.49

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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.