Home / 49,739.45-74,614.64-14,679.14

Finding the Fourth Proportional to 49,739.45, 74,614.64 and 14,679.14

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Solution

The fourth proportional to 49,739.45, 74,614.64 and 14,679.14 is: 22,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,739.45 : 74,614.64 = 14,679.14 : x
  2. Step 2: Convert to fraction form
    49,739.45/74,614.64 = 14,679.14/x
  3. Step 3: Cross multiply
    49,739.45x = 74,614.64 × 14,679.14
  4. Step 4: Simplify right side
    49,739.45x = 1,095,278,300.14
  5. Step 5: Solve for x
    x = 1,095,278,300.14/49,739.45
  6. Step 6: Final answer
    x = 22,020.32

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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.