Home / 46,189.23-69,283.85-11,128.88

Finding the Fourth Proportional to 46,189.23, 69,283.85 and 11,128.88

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Solution

The fourth proportional to 46,189.23, 69,283.85 and 11,128.88 is: 16,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,189.23 : 69,283.85 = 11,128.88 : x
  2. Step 2: Convert to fraction form
    46,189.23/69,283.85 = 11,128.88/x
  3. Step 3: Cross multiply
    46,189.23x = 69,283.85 × 11,128.88
  4. Step 4: Simplify right side
    46,189.23x = 771,051,250.52
  5. Step 5: Solve for x
    x = 771,051,250.52/46,189.23
  6. Step 6: Final answer
    x = 16,693.31

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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.