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Finding the Fourth Proportional to 34,273, 47,303.22 and 19,369

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Solution

The fourth proportional to 34,273, 47,303.22 and 19,369 is: 26,732.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,273 : 47,303.22 = 19,369 : x
  2. Step 2: Convert to fraction form
    34,273/47,303.22 = 19,369/x
  3. Step 3: Cross multiply
    34,273x = 47,303.22 × 19,369
  4. Step 4: Simplify right side
    34,273x = 916,216,068.18
  5. Step 5: Solve for x
    x = 916,216,068.18/34,273
  6. Step 6: Final answer
    x = 26,732.88

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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.