Home / 33,259.72-45,907.68-19,117.12

Finding the Fourth Proportional to 33,259.72, 45,907.68 and 19,117.12

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Solution

The fourth proportional to 33,259.72, 45,907.68 and 19,117.12 is: 26,386.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,259.72 : 45,907.68 = 19,117.12 : x
  2. Step 2: Convert to fraction form
    33,259.72/45,907.68 = 19,117.12/x
  3. Step 3: Cross multiply
    33,259.72x = 45,907.68 × 19,117.12
  4. Step 4: Simplify right side
    33,259.72x = 877,622,627.48
  5. Step 5: Solve for x
    x = 877,622,627.48/33,259.72
  6. Step 6: Final answer
    x = 26,386.95

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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.