Home / 28,933.22-39,930.82-17,603.52

Finding the Fourth Proportional to 28,933.22, 39,930.82 and 17,603.52

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Solution

The fourth proportional to 28,933.22, 39,930.82 and 17,603.52 is: 24,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.22 : 39,930.82 = 17,603.52 : x
  2. Step 2: Convert to fraction form
    28,933.22/39,930.82 = 17,603.52/x
  3. Step 3: Cross multiply
    28,933.22x = 39,930.82 × 17,603.52
  4. Step 4: Simplify right side
    28,933.22x = 702,922,988.49
  5. Step 5: Solve for x
    x = 702,922,988.49/28,933.22
  6. Step 6: Final answer
    x = 24,294.67

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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.