Home / 34,285.04-47,317.73-19,178.54

Finding the Fourth Proportional to 34,285.04, 47,317.73 and 19,178.54

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Solution

The fourth proportional to 34,285.04, 47,317.73 and 19,178.54 is: 26,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,285.04 : 47,317.73 = 19,178.54 : x
  2. Step 2: Convert to fraction form
    34,285.04/47,317.73 = 19,178.54/x
  3. Step 3: Cross multiply
    34,285.04x = 47,317.73 × 19,178.54
  4. Step 4: Simplify right side
    34,285.04x = 907,484,645.03
  5. Step 5: Solve for x
    x = 907,484,645.03/34,285.04
  6. Step 6: Final answer
    x = 26,468.83

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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.