Home / 33,685.93-46,488.63-18,578.53

Finding the Fourth Proportional to 33,685.93, 46,488.63 and 18,578.53

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Solution

The fourth proportional to 33,685.93, 46,488.63 and 18,578.53 is: 25,639.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,685.93 : 46,488.63 = 18,578.53 : x
  2. Step 2: Convert to fraction form
    33,685.93/46,488.63 = 18,578.53/x
  3. Step 3: Cross multiply
    33,685.93x = 46,488.63 × 18,578.53
  4. Step 4: Simplify right side
    33,685.93x = 863,690,407.11
  5. Step 5: Solve for x
    x = 863,690,407.11/33,685.93
  6. Step 6: Final answer
    x = 25,639.50

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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.