Home / 27,354.56-37,749.18-14,779.28

Finding the Fourth Proportional to 27,354.56, 37,749.18 and 14,779.28

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Solution

The fourth proportional to 27,354.56, 37,749.18 and 14,779.28 is: 20,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,354.56 : 37,749.18 = 14,779.28 : x
  2. Step 2: Convert to fraction form
    27,354.56/37,749.18 = 14,779.28/x
  3. Step 3: Cross multiply
    27,354.56x = 37,749.18 × 14,779.28
  4. Step 4: Simplify right side
    27,354.56x = 557,905,700.99
  5. Step 5: Solve for x
    x = 557,905,700.99/27,354.56
  6. Step 6: Final answer
    x = 20,395.35

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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.