Home / 13,548.93-18,702.54-10,201.45

Finding the Fourth Proportional to 13,548.93, 18,702.54 and 10,201.45

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Solution

The fourth proportional to 13,548.93, 18,702.54 and 10,201.45 is: 14,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548.93 : 18,702.54 = 10,201.45 : x
  2. Step 2: Convert to fraction form
    13,548.93/18,702.54 = 10,201.45/x
  3. Step 3: Cross multiply
    13,548.93x = 18,702.54 × 10,201.45
  4. Step 4: Simplify right side
    13,548.93x = 190,793,026.68
  5. Step 5: Solve for x
    x = 190,793,026.68/13,548.93
  6. Step 6: Final answer
    x = 14,081.78

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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.