Home / 34,542.75-47,669.21-19,435.24

Finding the Fourth Proportional to 34,542.75, 47,669.21 and 19,435.24

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Solution

The fourth proportional to 34,542.75, 47,669.21 and 19,435.24 is: 26,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,542.75 : 47,669.21 = 19,435.24 : x
  2. Step 2: Convert to fraction form
    34,542.75/47,669.21 = 19,435.24/x
  3. Step 3: Cross multiply
    34,542.75x = 47,669.21 × 19,435.24
  4. Step 4: Simplify right side
    34,542.75x = 926,462,572.25
  5. Step 5: Solve for x
    x = 926,462,572.25/34,542.75
  6. Step 6: Final answer
    x = 26,820.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.