Home / 18,404.48-27,598.40-5,253.72

Finding the Fourth Proportional to 18,404.48, 27,598.40 and 5,253.72

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Solution

The fourth proportional to 18,404.48, 27,598.40 and 5,253.72 is: 7,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404.48 : 27,598.40 = 5,253.72 : x
  2. Step 2: Convert to fraction form
    18,404.48/27,598.40 = 5,253.72/x
  3. Step 3: Cross multiply
    18,404.48x = 27,598.40 × 5,253.72
  4. Step 4: Simplify right side
    18,404.48x = 144,994,266.05
  5. Step 5: Solve for x
    x = 144,994,266.05/18,404.48
  6. Step 6: Final answer
    x = 7,878.20

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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.