Home / 27,354.64-37,749.42-14,779.39

Finding the Fourth Proportional to 27,354.64, 37,749.42 and 14,779.39

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Solution

The fourth proportional to 27,354.64, 37,749.42 and 14,779.39 is: 20,395.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,354.64 : 37,749.42 = 14,779.39 : x
  2. Step 2: Convert to fraction form
    27,354.64/37,749.42 = 14,779.39/x
  3. Step 3: Cross multiply
    27,354.64x = 37,749.42 × 14,779.39
  4. Step 4: Simplify right side
    27,354.64x = 557,913,400.45
  5. Step 5: Solve for x
    x = 557,913,400.45/27,354.64
  6. Step 6: Final answer
    x = 20,395.57

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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.