Home / 34,636.29-47,787.21-21,193.53

Finding the Fourth Proportional to 34,636.29, 47,787.21 and 21,193.53

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Solution

The fourth proportional to 34,636.29, 47,787.21 and 21,193.53 is: 29,240.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,636.29 : 47,787.21 = 21,193.53 : x
  2. Step 2: Convert to fraction form
    34,636.29/47,787.21 = 21,193.53/x
  3. Step 3: Cross multiply
    34,636.29x = 47,787.21 × 21,193.53
  4. Step 4: Simplify right side
    34,636.29x = 1,012,779,668.75
  5. Step 5: Solve for x
    x = 1,012,779,668.75/34,636.29
  6. Step 6: Final answer
    x = 29,240.42

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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.