Home / 16,859.24-25,292.70-5,173.40

Finding the Fourth Proportional to 16,859.24, 25,292.70 and 5,173.40

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Solution

The fourth proportional to 16,859.24, 25,292.70 and 5,173.40 is: 7,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,859.24 : 25,292.70 = 5,173.40 : x
  2. Step 2: Convert to fraction form
    16,859.24/25,292.70 = 5,173.40/x
  3. Step 3: Cross multiply
    16,859.24x = 25,292.70 × 5,173.40
  4. Step 4: Simplify right side
    16,859.24x = 130,849,254.18
  5. Step 5: Solve for x
    x = 130,849,254.18/16,859.24
  6. Step 6: Final answer
    x = 7,761.28

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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.