Home / 37,322.94-51,510.63-21,409.02

Finding the Fourth Proportional to 37,322.94, 51,510.63 and 21,409.02

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Solution

The fourth proportional to 37,322.94, 51,510.63 and 21,409.02 is: 29,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,322.94 : 51,510.63 = 21,409.02 : x
  2. Step 2: Convert to fraction form
    37,322.94/51,510.63 = 21,409.02/x
  3. Step 3: Cross multiply
    37,322.94x = 51,510.63 × 21,409.02
  4. Step 4: Simplify right side
    37,322.94x = 1,102,792,107.88
  5. Step 5: Solve for x
    x = 1,102,792,107.88/37,322.94
  6. Step 6: Final answer
    x = 29,547.30

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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.