Home / 46,434.13-69,651.19-18,712.69

Finding the Fourth Proportional to 46,434.13, 69,651.19 and 18,712.69

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Solution

The fourth proportional to 46,434.13, 69,651.19 and 18,712.69 is: 28,069.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,434.13 : 69,651.19 = 18,712.69 : x
  2. Step 2: Convert to fraction form
    46,434.13/69,651.19 = 18,712.69/x
  3. Step 3: Cross multiply
    46,434.13x = 69,651.19 × 18,712.69
  4. Step 4: Simplify right side
    46,434.13x = 1,303,360,975.86
  5. Step 5: Solve for x
    x = 1,303,360,975.86/46,434.13
  6. Step 6: Final answer
    x = 28,069.03

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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.