Home / 39,205.12-58,806.72-9,622.72

Finding the Fourth Proportional to 39,205.12, 58,806.72 and 9,622.72

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Solution

The fourth proportional to 39,205.12, 58,806.72 and 9,622.72 is: 14,433.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,205.12 : 58,806.72 = 9,622.72 : x
  2. Step 2: Convert to fraction form
    39,205.12/58,806.72 = 9,622.72/x
  3. Step 3: Cross multiply
    39,205.12x = 58,806.72 × 9,622.72
  4. Step 4: Simplify right side
    39,205.12x = 565,880,600.68
  5. Step 5: Solve for x
    x = 565,880,600.68/39,205.12
  6. Step 6: Final answer
    x = 14,433.84

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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.