Home / 46,128.69-69,219.36-18,051.03

Finding the Fourth Proportional to 46,128.69, 69,219.36 and 18,051.03

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Solution

The fourth proportional to 46,128.69, 69,219.36 and 18,051.03 is: 27,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,128.69 : 69,219.36 = 18,051.03 : x
  2. Step 2: Convert to fraction form
    46,128.69/69,219.36 = 18,051.03/x
  3. Step 3: Cross multiply
    46,128.69x = 69,219.36 × 18,051.03
  4. Step 4: Simplify right side
    46,128.69x = 1,249,480,743.94
  5. Step 5: Solve for x
    x = 1,249,480,743.94/46,128.69
  6. Step 6: Final answer
    x = 27,086.85

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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.