Home / 23,511.11-35,280.43-8,730.23

Finding the Fourth Proportional to 23,511.11, 35,280.43 and 8,730.23

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Solution

The fourth proportional to 23,511.11, 35,280.43 and 8,730.23 is: 13,100.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,511.11 : 35,280.43 = 8,730.23 : x
  2. Step 2: Convert to fraction form
    23,511.11/35,280.43 = 8,730.23/x
  3. Step 3: Cross multiply
    23,511.11x = 35,280.43 × 8,730.23
  4. Step 4: Simplify right side
    23,511.11x = 308,006,070.17
  5. Step 5: Solve for x
    x = 308,006,070.17/23,511.11
  6. Step 6: Final answer
    x = 13,100.45

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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.