Home / 35,078.74-48,412-19,165.58

Finding the Fourth Proportional to 35,078.74, 48,412 and 19,165.58

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Solution

The fourth proportional to 35,078.74, 48,412 and 19,165.58 is: 26,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,078.74 : 48,412 = 19,165.58 : x
  2. Step 2: Convert to fraction form
    35,078.74/48,412 = 19,165.58/x
  3. Step 3: Cross multiply
    35,078.74x = 48,412 × 19,165.58
  4. Step 4: Simplify right side
    35,078.74x = 927,844,058.96
  5. Step 5: Solve for x
    x = 927,844,058.96/35,078.74
  6. Step 6: Final answer
    x = 26,450.32

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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.