Home / 25,004.70-34,509.75-14,394.78

Finding the Fourth Proportional to 25,004.70, 34,509.75 and 14,394.78

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Solution

The fourth proportional to 25,004.70, 34,509.75 and 14,394.78 is: 19,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,004.70 : 34,509.75 = 14,394.78 : x
  2. Step 2: Convert to fraction form
    25,004.70/34,509.75 = 14,394.78/x
  3. Step 3: Cross multiply
    25,004.70x = 34,509.75 × 14,394.78
  4. Step 4: Simplify right side
    25,004.70x = 496,760,259.11
  5. Step 5: Solve for x
    x = 496,760,259.11/25,004.70
  6. Step 6: Final answer
    x = 19,866.68

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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.