Home / 46,801.91-70,163.38-21,828.80

Finding the Fourth Proportional to 46,801.91, 70,163.38 and 21,828.80

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Solution

The fourth proportional to 46,801.91, 70,163.38 and 21,828.80 is: 32,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,801.91 : 70,163.38 = 21,828.80 : x
  2. Step 2: Convert to fraction form
    46,801.91/70,163.38 = 21,828.80/x
  3. Step 3: Cross multiply
    46,801.91x = 70,163.38 × 21,828.80
  4. Step 4: Simplify right side
    46,801.91x = 1,531,582,389.34
  5. Step 5: Solve for x
    x = 1,531,582,389.34/46,801.91
  6. Step 6: Final answer
    x = 32,724.78

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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.