Home / 39,089.21-58,622.54-19,086.36

Finding the Fourth Proportional to 39,089.21, 58,622.54 and 19,086.36

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Solution

The fourth proportional to 39,089.21, 58,622.54 and 19,086.36 is: 28,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,089.21 : 58,622.54 = 19,086.36 : x
  2. Step 2: Convert to fraction form
    39,089.21/58,622.54 = 19,086.36/x
  3. Step 3: Cross multiply
    39,089.21x = 58,622.54 × 19,086.36
  4. Step 4: Simplify right side
    39,089.21x = 1,118,890,752.16
  5. Step 5: Solve for x
    x = 1,118,890,752.16/39,089.21
  6. Step 6: Final answer
    x = 28,624.03

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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.