Home / 33,277.08-45,933-19,139.40

Finding the Fourth Proportional to 33,277.08, 45,933 and 19,139.40

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Solution

The fourth proportional to 33,277.08, 45,933 and 19,139.40 is: 26,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,277.08 : 45,933 = 19,139.40 : x
  2. Step 2: Convert to fraction form
    33,277.08/45,933 = 19,139.40/x
  3. Step 3: Cross multiply
    33,277.08x = 45,933 × 19,139.40
  4. Step 4: Simplify right side
    33,277.08x = 879,130,060.20
  5. Step 5: Solve for x
    x = 879,130,060.20/33,277.08
  6. Step 6: Final answer
    x = 26,418.49

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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.