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Finding the Fourth Proportional to 29,887.64, 41,244.64 and 16,458.64

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Solution

The fourth proportional to 29,887.64, 41,244.64 and 16,458.64 is: 22,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,887.64 : 41,244.64 = 16,458.64 : x
  2. Step 2: Convert to fraction form
    29,887.64/41,244.64 = 16,458.64/x
  3. Step 3: Cross multiply
    29,887.64x = 41,244.64 × 16,458.64
  4. Step 4: Simplify right side
    29,887.64x = 678,830,681.69
  5. Step 5: Solve for x
    x = 678,830,681.69/29,887.64
  6. Step 6: Final answer
    x = 22,712.76

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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.