Home / 25,488-35,158.20-16,040.16

Finding the Fourth Proportional to 25,488, 35,158.20 and 16,040.16

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Solution

The fourth proportional to 25,488, 35,158.20 and 16,040.16 is: 22,125.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488 : 35,158.20 = 16,040.16 : x
  2. Step 2: Convert to fraction form
    25,488/35,158.20 = 16,040.16/x
  3. Step 3: Cross multiply
    25,488x = 35,158.20 × 16,040.16
  4. Step 4: Simplify right side
    25,488x = 563,943,153.31
  5. Step 5: Solve for x
    x = 563,943,153.31/25,488
  6. Step 6: Final answer
    x = 22,125.83

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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.