Home / 19,748.37-29,619.35-6,600.72

Finding the Fourth Proportional to 19,748.37, 29,619.35 and 6,600.72

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Solution

The fourth proportional to 19,748.37, 29,619.35 and 6,600.72 is: 9,900.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.37 : 29,619.35 = 6,600.72 : x
  2. Step 2: Convert to fraction form
    19,748.37/29,619.35 = 6,600.72/x
  3. Step 3: Cross multiply
    19,748.37x = 29,619.35 × 6,600.72
  4. Step 4: Simplify right side
    19,748.37x = 195,509,035.93
  5. Step 5: Solve for x
    x = 195,509,035.93/19,748.37
  6. Step 6: Final answer
    x = 9,900.01

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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.