Home / 46,315.14-69,489.45-18,219.69

Finding the Fourth Proportional to 46,315.14, 69,489.45 and 18,219.69

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Solution

The fourth proportional to 46,315.14, 69,489.45 and 18,219.69 is: 27,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,315.14 : 69,489.45 = 18,219.69 : x
  2. Step 2: Convert to fraction form
    46,315.14/69,489.45 = 18,219.69/x
  3. Step 3: Cross multiply
    46,315.14x = 69,489.45 × 18,219.69
  4. Step 4: Simplify right side
    46,315.14x = 1,266,076,237.27
  5. Step 5: Solve for x
    x = 1,266,076,237.27/46,315.14
  6. Step 6: Final answer
    x = 27,336.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.