Home / 23,639.52-35,455.32-8,643.60

Finding the Fourth Proportional to 23,639.52, 35,455.32 and 8,643.60

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Solution

The fourth proportional to 23,639.52, 35,455.32 and 8,643.60 is: 12,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.52 : 35,455.32 = 8,643.60 : x
  2. Step 2: Convert to fraction form
    23,639.52/35,455.32 = 8,643.60/x
  3. Step 3: Cross multiply
    23,639.52x = 35,455.32 × 8,643.60
  4. Step 4: Simplify right side
    23,639.52x = 306,461,603.95
  5. Step 5: Solve for x
    x = 306,461,603.95/23,639.52
  6. Step 6: Final answer
    x = 12,963.95

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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.