Home / 13,018.96-19,528.47-4,704.85

Finding the Fourth Proportional to 13,018.96, 19,528.47 and 4,704.85

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Solution

The fourth proportional to 13,018.96, 19,528.47 and 4,704.85 is: 7,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,018.96 : 19,528.47 = 4,704.85 : x
  2. Step 2: Convert to fraction form
    13,018.96/19,528.47 = 4,704.85/x
  3. Step 3: Cross multiply
    13,018.96x = 19,528.47 × 4,704.85
  4. Step 4: Simplify right side
    13,018.96x = 91,878,461.50
  5. Step 5: Solve for x
    x = 91,878,461.50/13,018.96
  6. Step 6: Final answer
    x = 7,057.28

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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.