Home / 25,729.62-35,511.93-16,291.50

Finding the Fourth Proportional to 25,729.62, 35,511.93 and 16,291.50

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Solution

The fourth proportional to 25,729.62, 35,511.93 and 16,291.50 is: 22,485.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.62 : 35,511.93 = 16,291.50 : x
  2. Step 2: Convert to fraction form
    25,729.62/35,511.93 = 16,291.50/x
  3. Step 3: Cross multiply
    25,729.62x = 35,511.93 × 16,291.50
  4. Step 4: Simplify right side
    25,729.62x = 578,542,607.60
  5. Step 5: Solve for x
    x = 578,542,607.60/25,729.62
  6. Step 6: Final answer
    x = 22,485.47

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1.5x scale

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.