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Finding the Fourth Proportional to 34,043.04, 46,964.04 and 19,889.52

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Solution

The fourth proportional to 34,043.04, 46,964.04 and 19,889.52 is: 27,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,043.04 : 46,964.04 = 19,889.52 : x
  2. Step 2: Convert to fraction form
    34,043.04/46,964.04 = 19,889.52/x
  3. Step 3: Cross multiply
    34,043.04x = 46,964.04 × 19,889.52
  4. Step 4: Simplify right side
    34,043.04x = 934,092,212.86
  5. Step 5: Solve for x
    x = 934,092,212.86/34,043.04
  6. Step 6: Final answer
    x = 27,438.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.