Home / 12,132.04-18,194.40-4,734.50

Finding the Fourth Proportional to 12,132.04, 18,194.40 and 4,734.50

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Solution

The fourth proportional to 12,132.04, 18,194.40 and 4,734.50 is: 7,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132.04 : 18,194.40 = 4,734.50 : x
  2. Step 2: Convert to fraction form
    12,132.04/18,194.40 = 4,734.50/x
  3. Step 3: Cross multiply
    12,132.04x = 18,194.40 × 4,734.50
  4. Step 4: Simplify right side
    12,132.04x = 86,141,386.80
  5. Step 5: Solve for x
    x = 86,141,386.80/12,132.04
  6. Step 6: Final answer
    x = 7,100.32

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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.