Home / 17,102.95-23,611.88-13,037.86

Finding the Fourth Proportional to 17,102.95, 23,611.88 and 13,037.86

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Solution

The fourth proportional to 17,102.95, 23,611.88 and 13,037.86 is: 17,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,102.95 : 23,611.88 = 13,037.86 : x
  2. Step 2: Convert to fraction form
    17,102.95/23,611.88 = 13,037.86/x
  3. Step 3: Cross multiply
    17,102.95x = 23,611.88 × 13,037.86
  4. Step 4: Simplify right side
    17,102.95x = 307,848,385.78
  5. Step 5: Solve for x
    x = 307,848,385.78/17,102.95
  6. Step 6: Final answer
    x = 17,999.72

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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.