Home / 33,989.47-46,903.64-19,649.58

Finding the Fourth Proportional to 33,989.47, 46,903.64 and 19,649.58

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Solution

The fourth proportional to 33,989.47, 46,903.64 and 19,649.58 is: 27,115.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,989.47 : 46,903.64 = 19,649.58 : x
  2. Step 2: Convert to fraction form
    33,989.47/46,903.64 = 19,649.58/x
  3. Step 3: Cross multiply
    33,989.47x = 46,903.64 × 19,649.58
  4. Step 4: Simplify right side
    33,989.47x = 921,636,875.60
  5. Step 5: Solve for x
    x = 921,636,875.60/33,989.47
  6. Step 6: Final answer
    x = 27,115.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.