Home / 34,156.07-51,228.31-9,190.55

Finding the Fourth Proportional to 34,156.07, 51,228.31 and 9,190.55

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Solution

The fourth proportional to 34,156.07, 51,228.31 and 9,190.55 is: 13,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,156.07 : 51,228.31 = 9,190.55 : x
  2. Step 2: Convert to fraction form
    34,156.07/51,228.31 = 9,190.55/x
  3. Step 3: Cross multiply
    34,156.07x = 51,228.31 × 9,190.55
  4. Step 4: Simplify right side
    34,156.07x = 470,816,569.77
  5. Step 5: Solve for x
    x = 470,816,569.77/34,156.07
  6. Step 6: Final answer
    x = 13,784.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.