Home / 23,353.60-34,988.44-12,812.28

Finding the Fourth Proportional to 23,353.60, 34,988.44 and 12,812.28

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Solution

The fourth proportional to 23,353.60, 34,988.44 and 12,812.28 is: 19,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,353.60 : 34,988.44 = 12,812.28 : x
  2. Step 2: Convert to fraction form
    23,353.60/34,988.44 = 12,812.28/x
  3. Step 3: Cross multiply
    23,353.60x = 34,988.44 × 12,812.28
  4. Step 4: Simplify right side
    23,353.60x = 448,281,690.04
  5. Step 5: Solve for x
    x = 448,281,690.04/23,353.60
  6. Step 6: Final answer
    x = 19,195.40

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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.