Home / 46,555.16-69,821.19-21,571.31

Finding the Fourth Proportional to 46,555.16, 69,821.19 and 21,571.31

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Solution

The fourth proportional to 46,555.16, 69,821.19 and 21,571.31 is: 32,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,555.16 : 69,821.19 = 21,571.31 : x
  2. Step 2: Convert to fraction form
    46,555.16/69,821.19 = 21,571.31/x
  3. Step 3: Cross multiply
    46,555.16x = 69,821.19 × 21,571.31
  4. Step 4: Simplify right side
    46,555.16x = 1,506,134,708.61
  5. Step 5: Solve for x
    x = 1,506,134,708.61/46,555.16
  6. Step 6: Final answer
    x = 32,351.62

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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.