Home / 33,898.28-46,779.54-18,791

Finding the Fourth Proportional to 33,898.28, 46,779.54 and 18,791

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Solution

The fourth proportional to 33,898.28, 46,779.54 and 18,791 is: 25,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,898.28 : 46,779.54 = 18,791 : x
  2. Step 2: Convert to fraction form
    33,898.28/46,779.54 = 18,791/x
  3. Step 3: Cross multiply
    33,898.28x = 46,779.54 × 18,791
  4. Step 4: Simplify right side
    33,898.28x = 879,034,336.14
  5. Step 5: Solve for x
    x = 879,034,336.14/33,898.28
  6. Step 6: Final answer
    x = 25,931.53

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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.