Home / 25,485.56-35,172.86-14,584.70

Finding the Fourth Proportional to 25,485.56, 35,172.86 and 14,584.70

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Solution

The fourth proportional to 25,485.56, 35,172.86 and 14,584.70 is: 20,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.56 : 35,172.86 = 14,584.70 : x
  2. Step 2: Convert to fraction form
    25,485.56/35,172.86 = 14,584.70/x
  3. Step 3: Cross multiply
    25,485.56x = 35,172.86 × 14,584.70
  4. Step 4: Simplify right side
    25,485.56x = 512,985,611.24
  5. Step 5: Solve for x
    x = 512,985,611.24/25,485.56
  6. Step 6: Final answer
    x = 20,128.48

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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.