Home / 31,611.25-43,623.93-17,465.41

Finding the Fourth Proportional to 31,611.25, 43,623.93 and 17,465.41

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Solution

The fourth proportional to 31,611.25, 43,623.93 and 17,465.41 is: 24,102.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,611.25 : 43,623.93 = 17,465.41 : x
  2. Step 2: Convert to fraction form
    31,611.25/43,623.93 = 17,465.41/x
  3. Step 3: Cross multiply
    31,611.25x = 43,623.93 × 17,465.41
  4. Step 4: Simplify right side
    31,611.25x = 761,909,823.26
  5. Step 5: Solve for x
    x = 761,909,823.26/31,611.25
  6. Step 6: Final answer
    x = 24,102.49

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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.