Home / 23,265.87-34,918.95-12,180.31

Finding the Fourth Proportional to 23,265.87, 34,918.95 and 12,180.31

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Solution

The fourth proportional to 23,265.87, 34,918.95 and 12,180.31 is: 18,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,265.87 : 34,918.95 = 12,180.31 : x
  2. Step 2: Convert to fraction form
    23,265.87/34,918.95 = 12,180.31/x
  3. Step 3: Cross multiply
    23,265.87x = 34,918.95 × 12,180.31
  4. Step 4: Simplify right side
    23,265.87x = 425,323,635.87
  5. Step 5: Solve for x
    x = 425,323,635.87/23,265.87
  6. Step 6: Final answer
    x = 18,281.01

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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.