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Finding the Fourth Proportional to 29,648.40, 44,461.80 and 9,927.60

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Solution

The fourth proportional to 29,648.40, 44,461.80 and 9,927.60 is: 14,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,648.40 : 44,461.80 = 9,927.60 : x
  2. Step 2: Convert to fraction form
    29,648.40/44,461.80 = 9,927.60/x
  3. Step 3: Cross multiply
    29,648.40x = 44,461.80 × 9,927.60
  4. Step 4: Simplify right side
    29,648.40x = 441,398,965.68
  5. Step 5: Solve for x
    x = 441,398,965.68/29,648.40
  6. Step 6: Final answer
    x = 14,887.78

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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.