Home / 25,430.76-35,093.82-14,100.30

Finding the Fourth Proportional to 25,430.76, 35,093.82 and 14,100.30

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Solution

The fourth proportional to 25,430.76, 35,093.82 and 14,100.30 is: 19,458.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,430.76 : 35,093.82 = 14,100.30 : x
  2. Step 2: Convert to fraction form
    25,430.76/35,093.82 = 14,100.30/x
  3. Step 3: Cross multiply
    25,430.76x = 35,093.82 × 14,100.30
  4. Step 4: Simplify right side
    25,430.76x = 494,833,390.15
  5. Step 5: Solve for x
    x = 494,833,390.15/25,430.76
  6. Step 6: Final answer
    x = 19,458.07

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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.