Home / 25,140.69-34,694.04-13,962.69

Finding the Fourth Proportional to 25,140.69, 34,694.04 and 13,962.69

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Solution

The fourth proportional to 25,140.69, 34,694.04 and 13,962.69 is: 19,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.69 : 34,694.04 = 13,962.69 : x
  2. Step 2: Convert to fraction form
    25,140.69/34,694.04 = 13,962.69/x
  3. Step 3: Cross multiply
    25,140.69x = 34,694.04 × 13,962.69
  4. Step 4: Simplify right side
    25,140.69x = 484,422,125.37
  5. Step 5: Solve for x
    x = 484,422,125.37/25,140.69
  6. Step 6: Final answer
    x = 19,268.45

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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.