Home / 33,321.90-45,985.32-19,174.74

Finding the Fourth Proportional to 33,321.90, 45,985.32 and 19,174.74

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Solution

The fourth proportional to 33,321.90, 45,985.32 and 19,174.74 is: 26,461.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,321.90 : 45,985.32 = 19,174.74 : x
  2. Step 2: Convert to fraction form
    33,321.90/45,985.32 = 19,174.74/x
  3. Step 3: Cross multiply
    33,321.90x = 45,985.32 × 19,174.74
  4. Step 4: Simplify right side
    33,321.90x = 881,756,554.82
  5. Step 5: Solve for x
    x = 881,756,554.82/33,321.90
  6. Step 6: Final answer
    x = 26,461.77

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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.