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Finding the Fourth Proportional to 25,399.94, 35,050.95 and 14,069.93

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Solution

The fourth proportional to 25,399.94, 35,050.95 and 14,069.93 is: 19,415.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.94 : 35,050.95 = 14,069.93 : x
  2. Step 2: Convert to fraction form
    25,399.94/35,050.95 = 14,069.93/x
  3. Step 3: Cross multiply
    25,399.94x = 35,050.95 × 14,069.93
  4. Step 4: Simplify right side
    25,399.94x = 493,164,237.68
  5. Step 5: Solve for x
    x = 493,164,237.68/25,399.94
  6. Step 6: Final answer
    x = 19,415.96

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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.