Home / 46,523.12-69,774.20-13,242.45

Finding the Fourth Proportional to 46,523.12, 69,774.20 and 13,242.45

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Solution

The fourth proportional to 46,523.12, 69,774.20 and 13,242.45 is: 19,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,523.12 : 69,774.20 = 13,242.45 : x
  2. Step 2: Convert to fraction form
    46,523.12/69,774.20 = 13,242.45/x
  3. Step 3: Cross multiply
    46,523.12x = 69,774.20 × 13,242.45
  4. Step 4: Simplify right side
    46,523.12x = 923,981,354.79
  5. Step 5: Solve for x
    x = 923,981,354.79/46,523.12
  6. Step 6: Final answer
    x = 19,860.69

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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.