Home / 28,888.90-39,885.21-23,596.42

Finding the Fourth Proportional to 28,888.90, 39,885.21 and 23,596.42

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Solution

The fourth proportional to 28,888.90, 39,885.21 and 23,596.42 is: 32,578.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,888.90 : 39,885.21 = 23,596.42 : x
  2. Step 2: Convert to fraction form
    28,888.90/39,885.21 = 23,596.42/x
  3. Step 3: Cross multiply
    28,888.90x = 39,885.21 × 23,596.42
  4. Step 4: Simplify right side
    28,888.90x = 941,148,166.95
  5. Step 5: Solve for x
    x = 941,148,166.95/28,888.90
  6. Step 6: Final answer
    x = 32,578.19

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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.