Home / 25,440.05-35,076.75-16,484.28

Finding the Fourth Proportional to 25,440.05, 35,076.75 and 16,484.28

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Solution

The fourth proportional to 25,440.05, 35,076.75 and 16,484.28 is: 22,728.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.05 : 35,076.75 = 16,484.28 : x
  2. Step 2: Convert to fraction form
    25,440.05/35,076.75 = 16,484.28/x
  3. Step 3: Cross multiply
    25,440.05x = 35,076.75 × 16,484.28
  4. Step 4: Simplify right side
    25,440.05x = 578,214,968.49
  5. Step 5: Solve for x
    x = 578,214,968.49/25,440.05
  6. Step 6: Final answer
    x = 22,728.54

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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.