Home / 35,440.44-53,124.18-15,728.28

Finding the Fourth Proportional to 35,440.44, 53,124.18 and 15,728.28

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Solution

The fourth proportional to 35,440.44, 53,124.18 and 15,728.28 is: 23,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.44 : 53,124.18 = 15,728.28 : x
  2. Step 2: Convert to fraction form
    35,440.44/53,124.18 = 15,728.28/x
  3. Step 3: Cross multiply
    35,440.44x = 53,124.18 × 15,728.28
  4. Step 4: Simplify right side
    35,440.44x = 835,551,977.81
  5. Step 5: Solve for x
    x = 835,551,977.81/35,440.44
  6. Step 6: Final answer
    x = 23,576.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.