Home / 46,542.11-69,842.33-18,840.11

Finding the Fourth Proportional to 46,542.11, 69,842.33 and 18,840.11

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Solution

The fourth proportional to 46,542.11, 69,842.33 and 18,840.11 is: 28,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,542.11 : 69,842.33 = 18,840.11 : x
  2. Step 2: Convert to fraction form
    46,542.11/69,842.33 = 18,840.11/x
  3. Step 3: Cross multiply
    46,542.11x = 69,842.33 × 18,840.11
  4. Step 4: Simplify right side
    46,542.11x = 1,315,837,179.86
  5. Step 5: Solve for x
    x = 1,315,837,179.86/46,542.11
  6. Step 6: Final answer
    x = 28,271.97

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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.