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Finding the Fourth Proportional to 19,468.76, 29,163.84 and 18,460.01

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Solution

The fourth proportional to 19,468.76, 29,163.84 and 18,460.01 is: 27,652.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.76 : 29,163.84 = 18,460.01 : x
  2. Step 2: Convert to fraction form
    19,468.76/29,163.84 = 18,460.01/x
  3. Step 3: Cross multiply
    19,468.76x = 29,163.84 × 18,460.01
  4. Step 4: Simplify right side
    19,468.76x = 538,364,632.22
  5. Step 5: Solve for x
    x = 538,364,632.22/19,468.76
  6. Step 6: Final answer
    x = 27,652.75

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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.