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Finding the Fourth Proportional to 32,644.30, 45,048.49 and 19,034.88

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Solution

The fourth proportional to 32,644.30, 45,048.49 and 19,034.88 is: 26,267.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,644.30 : 45,048.49 = 19,034.88 : x
  2. Step 2: Convert to fraction form
    32,644.30/45,048.49 = 19,034.88/x
  3. Step 3: Cross multiply
    32,644.30x = 45,048.49 × 19,034.88
  4. Step 4: Simplify right side
    32,644.30x = 857,492,488.71
  5. Step 5: Solve for x
    x = 857,492,488.71/32,644.30
  6. Step 6: Final answer
    x = 26,267.76

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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.