Home / 46,940.16-70,424.64-15,772.80

Finding the Fourth Proportional to 46,940.16, 70,424.64 and 15,772.80

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Solution

The fourth proportional to 46,940.16, 70,424.64 and 15,772.80 is: 23,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,940.16 : 70,424.64 = 15,772.80 : x
  2. Step 2: Convert to fraction form
    46,940.16/70,424.64 = 15,772.80/x
  3. Step 3: Cross multiply
    46,940.16x = 70,424.64 × 15,772.80
  4. Step 4: Simplify right side
    46,940.16x = 1,110,793,761.79
  5. Step 5: Solve for x
    x = 1,110,793,761.79/46,940.16
  6. Step 6: Final answer
    x = 23,664.04

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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.