Home / 42,889.07-64,321.30-14,801.84

Finding the Fourth Proportional to 42,889.07, 64,321.30 and 14,801.84

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Solution

The fourth proportional to 42,889.07, 64,321.30 and 14,801.84 is: 22,198.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,889.07 : 64,321.30 = 14,801.84 : x
  2. Step 2: Convert to fraction form
    42,889.07/64,321.30 = 14,801.84/x
  3. Step 3: Cross multiply
    42,889.07x = 64,321.30 × 14,801.84
  4. Step 4: Simplify right side
    42,889.07x = 952,073,591.19
  5. Step 5: Solve for x
    x = 952,073,591.19/42,889.07
  6. Step 6: Final answer
    x = 22,198.51

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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.