Home / 38,775.41-58,119.50-19,746.66

Finding the Fourth Proportional to 38,775.41, 58,119.50 and 19,746.66

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Solution

The fourth proportional to 38,775.41, 58,119.50 and 19,746.66 is: 29,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,775.41 : 58,119.50 = 19,746.66 : x
  2. Step 2: Convert to fraction form
    38,775.41/58,119.50 = 19,746.66/x
  3. Step 3: Cross multiply
    38,775.41x = 58,119.50 × 19,746.66
  4. Step 4: Simplify right side
    38,775.41x = 1,147,666,054.19
  5. Step 5: Solve for x
    x = 1,147,666,054.19/38,775.41
  6. Step 6: Final answer
    x = 29,597.78

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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.