Home / 18,417.54-27,627.21-5,270.04

Finding the Fourth Proportional to 18,417.54, 27,627.21 and 5,270.04

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Solution

The fourth proportional to 18,417.54, 27,627.21 and 5,270.04 is: 7,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.54 : 27,627.21 = 5,270.04 : x
  2. Step 2: Convert to fraction form
    18,417.54/27,627.21 = 5,270.04/x
  3. Step 3: Cross multiply
    18,417.54x = 27,627.21 × 5,270.04
  4. Step 4: Simplify right side
    18,417.54x = 145,596,501.79
  5. Step 5: Solve for x
    x = 145,596,501.79/18,417.54
  6. Step 6: Final answer
    x = 7,905.32

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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.