Home / 30,218.63-41,702.45-16,606.49

Finding the Fourth Proportional to 30,218.63, 41,702.45 and 16,606.49

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Solution

The fourth proportional to 30,218.63, 41,702.45 and 16,606.49 is: 22,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,218.63 : 41,702.45 = 16,606.49 : x
  2. Step 2: Convert to fraction form
    30,218.63/41,702.45 = 16,606.49/x
  3. Step 3: Cross multiply
    30,218.63x = 41,702.45 × 16,606.49
  4. Step 4: Simplify right side
    30,218.63x = 692,531,027.36
  5. Step 5: Solve for x
    x = 692,531,027.36/30,218.63
  6. Step 6: Final answer
    x = 22,917.36

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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.