Home / 13,925.63-20,880.09-4,433.84

Finding the Fourth Proportional to 13,925.63, 20,880.09 and 4,433.84

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Solution

The fourth proportional to 13,925.63, 20,880.09 and 4,433.84 is: 6,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.63 : 20,880.09 = 4,433.84 : x
  2. Step 2: Convert to fraction form
    13,925.63/20,880.09 = 4,433.84/x
  3. Step 3: Cross multiply
    13,925.63x = 20,880.09 × 4,433.84
  4. Step 4: Simplify right side
    13,925.63x = 92,578,978.25
  5. Step 5: Solve for x
    x = 92,578,978.25/13,925.63
  6. Step 6: Final answer
    x = 6,648.10

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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.