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Finding the Fourth Proportional to 35,410.72, 48,866.68 and 19,495.48

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Solution

The fourth proportional to 35,410.72, 48,866.68 and 19,495.48 is: 26,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,410.72 : 48,866.68 = 19,495.48 : x
  2. Step 2: Convert to fraction form
    35,410.72/48,866.68 = 19,495.48/x
  3. Step 3: Cross multiply
    35,410.72x = 48,866.68 × 19,495.48
  4. Step 4: Simplify right side
    35,410.72x = 952,679,382.61
  5. Step 5: Solve for x
    x = 952,679,382.61/35,410.72
  6. Step 6: Final answer
    x = 26,903.70

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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.