Home / 25,405.85-35,060.04-14,076.38

Finding the Fourth Proportional to 25,405.85, 35,060.04 and 14,076.38

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Solution

The fourth proportional to 25,405.85, 35,060.04 and 14,076.38 is: 19,425.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405.85 : 35,060.04 = 14,076.38 : x
  2. Step 2: Convert to fraction form
    25,405.85/35,060.04 = 14,076.38/x
  3. Step 3: Cross multiply
    25,405.85x = 35,060.04 × 14,076.38
  4. Step 4: Simplify right side
    25,405.85x = 493,518,533.51
  5. Step 5: Solve for x
    x = 493,518,533.51/25,405.85
  6. Step 6: Final answer
    x = 19,425.39

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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.