Home / 30,427.59-41,989.25-16,629.37

Finding the Fourth Proportional to 30,427.59, 41,989.25 and 16,629.37

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Solution

The fourth proportional to 30,427.59, 41,989.25 and 16,629.37 is: 22,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,427.59 : 41,989.25 = 16,629.37 : x
  2. Step 2: Convert to fraction form
    30,427.59/41,989.25 = 16,629.37/x
  3. Step 3: Cross multiply
    30,427.59x = 41,989.25 × 16,629.37
  4. Step 4: Simplify right side
    30,427.59x = 698,254,691.13
  5. Step 5: Solve for x
    x = 698,254,691.13/30,427.59
  6. Step 6: Final answer
    x = 22,948.08

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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.