Home / 45,662.12-68,499.62-14,074.74

Finding the Fourth Proportional to 45,662.12, 68,499.62 and 14,074.74

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Solution

The fourth proportional to 45,662.12, 68,499.62 and 14,074.74 is: 21,114.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,662.12 : 68,499.62 = 14,074.74 : x
  2. Step 2: Convert to fraction form
    45,662.12/68,499.62 = 14,074.74/x
  3. Step 3: Cross multiply
    45,662.12x = 68,499.62 × 14,074.74
  4. Step 4: Simplify right side
    45,662.12x = 964,114,271.23
  5. Step 5: Solve for x
    x = 964,114,271.23/45,662.12
  6. Step 6: Final answer
    x = 21,114.10

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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.