Home / 43,274.68-64,889.40-19,561.84

Finding the Fourth Proportional to 43,274.68, 64,889.40 and 19,561.84

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Solution

The fourth proportional to 43,274.68, 64,889.40 and 19,561.84 is: 29,332.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,274.68 : 64,889.40 = 19,561.84 : x
  2. Step 2: Convert to fraction form
    43,274.68/64,889.40 = 19,561.84/x
  3. Step 3: Cross multiply
    43,274.68x = 64,889.40 × 19,561.84
  4. Step 4: Simplify right side
    43,274.68x = 1,269,356,060.50
  5. Step 5: Solve for x
    x = 1,269,356,060.50/43,274.68
  6. Step 6: Final answer
    x = 29,332.53

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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.