Home / 45,665.15-68,497.83-14,074.19

Finding the Fourth Proportional to 45,665.15, 68,497.83 and 14,074.19

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Solution

The fourth proportional to 45,665.15, 68,497.83 and 14,074.19 is: 21,111.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,665.15 : 68,497.83 = 14,074.19 : x
  2. Step 2: Convert to fraction form
    45,665.15/68,497.83 = 14,074.19/x
  3. Step 3: Cross multiply
    45,665.15x = 68,497.83 × 14,074.19
  4. Step 4: Simplify right side
    45,665.15x = 964,051,131.52
  5. Step 5: Solve for x
    x = 964,051,131.52/45,665.15
  6. Step 6: Final answer
    x = 21,111.31

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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.