Home / 30,307.26-41,823.30-16,878.22

Finding the Fourth Proportional to 30,307.26, 41,823.30 and 16,878.22

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Solution

The fourth proportional to 30,307.26, 41,823.30 and 16,878.22 is: 23,291.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,307.26 : 41,823.30 = 16,878.22 : x
  2. Step 2: Convert to fraction form
    30,307.26/41,823.30 = 16,878.22/x
  3. Step 3: Cross multiply
    30,307.26x = 41,823.30 × 16,878.22
  4. Step 4: Simplify right side
    30,307.26x = 705,902,565.02
  5. Step 5: Solve for x
    x = 705,902,565.02/30,307.26
  6. Step 6: Final answer
    x = 23,291.53

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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.