Home / 25,388.79-35,033.70-14,055.45

Finding the Fourth Proportional to 25,388.79, 35,033.70 and 14,055.45

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Solution

The fourth proportional to 25,388.79, 35,033.70 and 14,055.45 is: 19,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,388.79 : 35,033.70 = 14,055.45 : x
  2. Step 2: Convert to fraction form
    25,388.79/35,033.70 = 14,055.45/x
  3. Step 3: Cross multiply
    25,388.79x = 35,033.70 × 14,055.45
  4. Step 4: Simplify right side
    25,388.79x = 492,414,329.82
  5. Step 5: Solve for x
    x = 492,414,329.82/25,388.79
  6. Step 6: Final answer
    x = 19,394.95

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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.