Home / 33,535.50-46,278.99-18,631.50

Finding the Fourth Proportional to 33,535.50, 46,278.99 and 18,631.50

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Solution

The fourth proportional to 33,535.50, 46,278.99 and 18,631.50 is: 25,711.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,535.50 : 46,278.99 = 18,631.50 : x
  2. Step 2: Convert to fraction form
    33,535.50/46,278.99 = 18,631.50/x
  3. Step 3: Cross multiply
    33,535.50x = 46,278.99 × 18,631.50
  4. Step 4: Simplify right side
    33,535.50x = 862,247,002.19
  5. Step 5: Solve for x
    x = 862,247,002.19/33,535.50
  6. Step 6: Final answer
    x = 25,711.47

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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.