Home / 33,133.93-45,707.40-19,695.63

Finding the Fourth Proportional to 33,133.93, 45,707.40 and 19,695.63

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Solution

The fourth proportional to 33,133.93, 45,707.40 and 19,695.63 is: 27,169.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,133.93 : 45,707.40 = 19,695.63 : x
  2. Step 2: Convert to fraction form
    33,133.93/45,707.40 = 19,695.63/x
  3. Step 3: Cross multiply
    33,133.93x = 45,707.40 × 19,695.63
  4. Step 4: Simplify right side
    33,133.93x = 900,236,038.66
  5. Step 5: Solve for x
    x = 900,236,038.66/33,133.93
  6. Step 6: Final answer
    x = 27,169.61

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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.