Home / 38,474.15-57,703.93-13,508.33

Finding the Fourth Proportional to 38,474.15, 57,703.93 and 13,508.33

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Solution

The fourth proportional to 38,474.15, 57,703.93 and 13,508.33 is: 20,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474.15 : 57,703.93 = 13,508.33 : x
  2. Step 2: Convert to fraction form
    38,474.15/57,703.93 = 13,508.33/x
  3. Step 3: Cross multiply
    38,474.15x = 57,703.93 × 13,508.33
  4. Step 4: Simplify right side
    38,474.15x = 779,483,728.74
  5. Step 5: Solve for x
    x = 779,483,728.74/38,474.15
  6. Step 6: Final answer
    x = 20,259.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.