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Finding the Fourth Proportional to 29,359.44, 40,460.10 and 28,819.63

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Solution

The fourth proportional to 29,359.44, 40,460.10 and 28,819.63 is: 39,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,359.44 : 40,460.10 = 28,819.63 : x
  2. Step 2: Convert to fraction form
    29,359.44/40,460.10 = 28,819.63/x
  3. Step 3: Cross multiply
    29,359.44x = 40,460.10 × 28,819.63
  4. Step 4: Simplify right side
    29,359.44x = 1,166,045,111.76
  5. Step 5: Solve for x
    x = 1,166,045,111.76/29,359.44
  6. Step 6: Final answer
    x = 39,716.19

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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.