Home / 18,152.12-27,204.28-16,968.30

Finding the Fourth Proportional to 18,152.12, 27,204.28 and 16,968.30

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Solution

The fourth proportional to 18,152.12, 27,204.28 and 16,968.30 is: 25,430.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152.12 : 27,204.28 = 16,968.30 : x
  2. Step 2: Convert to fraction form
    18,152.12/27,204.28 = 16,968.30/x
  3. Step 3: Cross multiply
    18,152.12x = 27,204.28 × 16,968.30
  4. Step 4: Simplify right side
    18,152.12x = 461,610,384.32
  5. Step 5: Solve for x
    x = 461,610,384.32/18,152.12
  6. Step 6: Final answer
    x = 25,430.11

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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.