Home / 23,656.49-32,612.03-18,611.95

Finding the Fourth Proportional to 23,656.49, 32,612.03 and 18,611.95

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Solution

The fourth proportional to 23,656.49, 32,612.03 and 18,611.95 is: 25,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,656.49 : 32,612.03 = 18,611.95 : x
  2. Step 2: Convert to fraction form
    23,656.49/32,612.03 = 18,611.95/x
  3. Step 3: Cross multiply
    23,656.49x = 32,612.03 × 18,611.95
  4. Step 4: Simplify right side
    23,656.49x = 606,973,471.76
  5. Step 5: Solve for x
    x = 606,973,471.76/23,656.49
  6. Step 6: Final answer
    x = 25,657.80

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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.