Home / 46,362.21-69,518.61-21,389.37

Finding the Fourth Proportional to 46,362.21, 69,518.61 and 21,389.37

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Solution

The fourth proportional to 46,362.21, 69,518.61 and 21,389.37 is: 32,072.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,362.21 : 69,518.61 = 21,389.37 : x
  2. Step 2: Convert to fraction form
    46,362.21/69,518.61 = 21,389.37/x
  3. Step 3: Cross multiply
    46,362.21x = 69,518.61 × 21,389.37
  4. Step 4: Simplify right side
    46,362.21x = 1,486,959,271.18
  5. Step 5: Solve for x
    x = 1,486,959,271.18/46,362.21
  6. Step 6: Final answer
    x = 32,072.66

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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.