Home / 30,877.07-42,611.13-17,448.41

Finding the Fourth Proportional to 30,877.07, 42,611.13 and 17,448.41

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Solution

The fourth proportional to 30,877.07, 42,611.13 and 17,448.41 is: 24,079.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,877.07 : 42,611.13 = 17,448.41 : x
  2. Step 2: Convert to fraction form
    30,877.07/42,611.13 = 17,448.41/x
  3. Step 3: Cross multiply
    30,877.07x = 42,611.13 × 17,448.41
  4. Step 4: Simplify right side
    30,877.07x = 743,496,573.33
  5. Step 5: Solve for x
    x = 743,496,573.33/30,877.07
  6. Step 6: Final answer
    x = 24,079.25

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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.