Home / 25,415.50-35,029.60-16,902.41

Finding the Fourth Proportional to 25,415.50, 35,029.60 and 16,902.41

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Solution

The fourth proportional to 25,415.50, 35,029.60 and 16,902.41 is: 23,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,415.50 : 35,029.60 = 16,902.41 : x
  2. Step 2: Convert to fraction form
    25,415.50/35,029.60 = 16,902.41/x
  3. Step 3: Cross multiply
    25,415.50x = 35,029.60 × 16,902.41
  4. Step 4: Simplify right side
    25,415.50x = 592,084,661.34
  5. Step 5: Solve for x
    x = 592,084,661.34/25,415.50
  6. Step 6: Final answer
    x = 23,296.20

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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.