Home / 45,436.69-68,155.08-15,847.39

Finding the Fourth Proportional to 45,436.69, 68,155.08 and 15,847.39

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Solution

The fourth proportional to 45,436.69, 68,155.08 and 15,847.39 is: 23,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,436.69 : 68,155.08 = 15,847.39 : x
  2. Step 2: Convert to fraction form
    45,436.69/68,155.08 = 15,847.39/x
  3. Step 3: Cross multiply
    45,436.69x = 68,155.08 × 15,847.39
  4. Step 4: Simplify right side
    45,436.69x = 1,080,080,133.24
  5. Step 5: Solve for x
    x = 1,080,080,133.24/45,436.69
  6. Step 6: Final answer
    x = 23,771.10

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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.