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Finding the Fourth Proportional to 45,969.30, 63,491.04 and 36,802.80

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Solution

The fourth proportional to 45,969.30, 63,491.04 and 36,802.80 is: 50,830.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969.30 : 63,491.04 = 36,802.80 : x
  2. Step 2: Convert to fraction form
    45,969.30/63,491.04 = 36,802.80/x
  3. Step 3: Cross multiply
    45,969.30x = 63,491.04 × 36,802.80
  4. Step 4: Simplify right side
    45,969.30x = 2,336,648,046.91
  5. Step 5: Solve for x
    x = 2,336,648,046.91/45,969.30
  6. Step 6: Final answer
    x = 50,830.62

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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.