Home / 35,693.85-49,257.47-19,779.33

Finding the Fourth Proportional to 35,693.85, 49,257.47 and 19,779.33

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Solution

The fourth proportional to 35,693.85, 49,257.47 and 19,779.33 is: 27,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,693.85 : 49,257.47 = 19,779.33 : x
  2. Step 2: Convert to fraction form
    35,693.85/49,257.47 = 19,779.33/x
  3. Step 3: Cross multiply
    35,693.85x = 49,257.47 × 19,779.33
  4. Step 4: Simplify right side
    35,693.85x = 974,279,655.20
  5. Step 5: Solve for x
    x = 974,279,655.20/35,693.85
  6. Step 6: Final answer
    x = 27,295.45

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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.