Home / 13,975.94-20,966.48-4,616.60

Finding the Fourth Proportional to 13,975.94, 20,966.48 and 4,616.60

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Solution

The fourth proportional to 13,975.94, 20,966.48 and 4,616.60 is: 6,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,975.94 : 20,966.48 = 4,616.60 : x
  2. Step 2: Convert to fraction form
    13,975.94/20,966.48 = 4,616.60/x
  3. Step 3: Cross multiply
    13,975.94x = 20,966.48 × 4,616.60
  4. Step 4: Simplify right side
    13,975.94x = 96,793,740.96
  5. Step 5: Solve for x
    x = 96,793,740.96/13,975.94
  6. Step 6: Final answer
    x = 6,925.74

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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.