Home / 46,239.96-69,361.02-21,300.87

Finding the Fourth Proportional to 46,239.96, 69,361.02 and 21,300.87

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Solution

The fourth proportional to 46,239.96, 69,361.02 and 21,300.87 is: 31,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,239.96 : 69,361.02 = 21,300.87 : x
  2. Step 2: Convert to fraction form
    46,239.96/69,361.02 = 21,300.87/x
  3. Step 3: Cross multiply
    46,239.96x = 69,361.02 × 21,300.87
  4. Step 4: Simplify right side
    46,239.96x = 1,477,450,070.09
  5. Step 5: Solve for x
    x = 1,477,450,070.09/46,239.96
  6. Step 6: Final answer
    x = 31,951.80

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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.