Home / 34,920.86-48,190.81-19,005.42

Finding the Fourth Proportional to 34,920.86, 48,190.81 and 19,005.42

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Solution

The fourth proportional to 34,920.86, 48,190.81 and 19,005.42 is: 26,227.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.86 : 48,190.81 = 19,005.42 : x
  2. Step 2: Convert to fraction form
    34,920.86/48,190.81 = 19,005.42/x
  3. Step 3: Cross multiply
    34,920.86x = 48,190.81 × 19,005.42
  4. Step 4: Simplify right side
    34,920.86x = 915,886,584.19
  5. Step 5: Solve for x
    x = 915,886,584.19/34,920.86
  6. Step 6: Final answer
    x = 26,227.49

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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.