Home / 64,267.50-96,415.29-19,286.94

Finding the Fourth Proportional to 64,267.50, 96,415.29 and 19,286.94

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Solution

The fourth proportional to 64,267.50, 96,415.29 and 19,286.94 is: 28,934.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,267.50 : 96,415.29 = 19,286.94 : x
  2. Step 2: Convert to fraction form
    64,267.50/96,415.29 = 19,286.94/x
  3. Step 3: Cross multiply
    64,267.50x = 96,415.29 × 19,286.94
  4. Step 4: Simplify right side
    64,267.50x = 1,859,555,913.31
  5. Step 5: Solve for x
    x = 1,859,555,913.31/64,267.50
  6. Step 6: Final answer
    x = 28,934.62

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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.