Home / 33,292.90-45,945.58-19,145.74

Finding the Fourth Proportional to 33,292.90, 45,945.58 and 19,145.74

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Solution

The fourth proportional to 33,292.90, 45,945.58 and 19,145.74 is: 26,421.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,292.90 : 45,945.58 = 19,145.74 : x
  2. Step 2: Convert to fraction form
    33,292.90/45,945.58 = 19,145.74/x
  3. Step 3: Cross multiply
    33,292.90x = 45,945.58 × 19,145.74
  4. Step 4: Simplify right side
    33,292.90x = 879,662,217.37
  5. Step 5: Solve for x
    x = 879,662,217.37/33,292.90
  6. Step 6: Final answer
    x = 26,421.92

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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.