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Finding the Fourth Proportional to 29,345.98, 44,018.18 and 8,287.46

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Solution

The fourth proportional to 29,345.98, 44,018.18 and 8,287.46 is: 12,430.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,345.98 : 44,018.18 = 8,287.46 : x
  2. Step 2: Convert to fraction form
    29,345.98/44,018.18 = 8,287.46/x
  3. Step 3: Cross multiply
    29,345.98x = 44,018.18 × 8,287.46
  4. Step 4: Simplify right side
    29,345.98x = 364,798,974.63
  5. Step 5: Solve for x
    x = 364,798,974.63/29,345.98
  6. Step 6: Final answer
    x = 12,430.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.