Home / 38,090.16-57,119.45-14,393.61

Finding the Fourth Proportional to 38,090.16, 57,119.45 and 14,393.61

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Solution

The fourth proportional to 38,090.16, 57,119.45 and 14,393.61 is: 21,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,090.16 : 57,119.45 = 14,393.61 : x
  2. Step 2: Convert to fraction form
    38,090.16/57,119.45 = 14,393.61/x
  3. Step 3: Cross multiply
    38,090.16x = 57,119.45 × 14,393.61
  4. Step 4: Simplify right side
    38,090.16x = 822,155,014.75
  5. Step 5: Solve for x
    x = 822,155,014.75/38,090.16
  6. Step 6: Final answer
    x = 21,584.45

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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.