Home / 27,559.35-38,019.51-16,945.11

Finding the Fourth Proportional to 27,559.35, 38,019.51 and 16,945.11

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Solution

The fourth proportional to 27,559.35, 38,019.51 and 16,945.11 is: 23,376.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.35 : 38,019.51 = 16,945.11 : x
  2. Step 2: Convert to fraction form
    27,559.35/38,019.51 = 16,945.11/x
  3. Step 3: Cross multiply
    27,559.35x = 38,019.51 × 16,945.11
  4. Step 4: Simplify right side
    27,559.35x = 644,244,779.10
  5. Step 5: Solve for x
    x = 644,244,779.10/27,559.35
  6. Step 6: Final answer
    x = 23,376.63

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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.