Home / 34,099.47-51,130.62-18,323.28

Finding the Fourth Proportional to 34,099.47, 51,130.62 and 18,323.28

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Solution

The fourth proportional to 34,099.47, 51,130.62 and 18,323.28 is: 27,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,099.47 : 51,130.62 = 18,323.28 : x
  2. Step 2: Convert to fraction form
    34,099.47/51,130.62 = 18,323.28/x
  3. Step 3: Cross multiply
    34,099.47x = 51,130.62 × 18,323.28
  4. Step 4: Simplify right side
    34,099.47x = 936,880,666.83
  5. Step 5: Solve for x
    x = 936,880,666.83/34,099.47
  6. Step 6: Final answer
    x = 27,474.93

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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.