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Finding the Fourth Proportional to 35,383.51, 48,830.07 and 19,468.36

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Solution

The fourth proportional to 35,383.51, 48,830.07 and 19,468.36 is: 26,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,383.51 : 48,830.07 = 19,468.36 : x
  2. Step 2: Convert to fraction form
    35,383.51/48,830.07 = 19,468.36/x
  3. Step 3: Cross multiply
    35,383.51x = 48,830.07 × 19,468.36
  4. Step 4: Simplify right side
    35,383.51x = 950,641,381.59
  5. Step 5: Solve for x
    x = 950,641,381.59/35,383.51
  6. Step 6: Final answer
    x = 26,866.79

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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.