Home / 27,355.14-37,750.11-14,779.89

Finding the Fourth Proportional to 27,355.14, 37,750.11 and 14,779.89

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Solution

The fourth proportional to 27,355.14, 37,750.11 and 14,779.89 is: 20,396.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,355.14 : 37,750.11 = 14,779.89 : x
  2. Step 2: Convert to fraction form
    27,355.14/37,750.11 = 14,779.89/x
  3. Step 3: Cross multiply
    27,355.14x = 37,750.11 × 14,779.89
  4. Step 4: Simplify right side
    27,355.14x = 557,942,473.29
  5. Step 5: Solve for x
    x = 557,942,473.29/27,355.14
  6. Step 6: Final answer
    x = 20,396.26

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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.