Home / 38,895.45-58,352.45-12,600.15

Finding the Fourth Proportional to 38,895.45, 58,352.45 and 12,600.15

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Solution

The fourth proportional to 38,895.45, 58,352.45 and 12,600.15 is: 18,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,895.45 : 58,352.45 = 12,600.15 : x
  2. Step 2: Convert to fraction form
    38,895.45/58,352.45 = 12,600.15/x
  3. Step 3: Cross multiply
    38,895.45x = 58,352.45 × 12,600.15
  4. Step 4: Simplify right side
    38,895.45x = 735,249,559.87
  5. Step 5: Solve for x
    x = 735,249,559.87/38,895.45
  6. Step 6: Final answer
    x = 18,903.23

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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.