Home / 30,562.08-45,849.84-9,787.68

Finding the Fourth Proportional to 30,562.08, 45,849.84 and 9,787.68

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Solution

The fourth proportional to 30,562.08, 45,849.84 and 9,787.68 is: 14,683.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,562.08 : 45,849.84 = 9,787.68 : x
  2. Step 2: Convert to fraction form
    30,562.08/45,849.84 = 9,787.68/x
  3. Step 3: Cross multiply
    30,562.08x = 45,849.84 × 9,787.68
  4. Step 4: Simplify right side
    30,562.08x = 448,763,561.97
  5. Step 5: Solve for x
    x = 448,763,561.97/30,562.08
  6. Step 6: Final answer
    x = 14,683.67

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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.