Home / 33,378.01-46,061.66-18,270.74

Finding the Fourth Proportional to 33,378.01, 46,061.66 and 18,270.74

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Solution

The fourth proportional to 33,378.01, 46,061.66 and 18,270.74 is: 25,213.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,378.01 : 46,061.66 = 18,270.74 : x
  2. Step 2: Convert to fraction form
    33,378.01/46,061.66 = 18,270.74/x
  3. Step 3: Cross multiply
    33,378.01x = 46,061.66 × 18,270.74
  4. Step 4: Simplify right side
    33,378.01x = 841,580,613.83
  5. Step 5: Solve for x
    x = 841,580,613.83/33,378.01
  6. Step 6: Final answer
    x = 25,213.62

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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.