Home / 15,858.46-23,778.47-5,998.51

Finding the Fourth Proportional to 15,858.46, 23,778.47 and 5,998.51

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Solution

The fourth proportional to 15,858.46, 23,778.47 and 5,998.51 is: 8,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.46 : 23,778.47 = 5,998.51 : x
  2. Step 2: Convert to fraction form
    15,858.46/23,778.47 = 5,998.51/x
  3. Step 3: Cross multiply
    15,858.46x = 23,778.47 × 5,998.51
  4. Step 4: Simplify right side
    15,858.46x = 142,635,384.49
  5. Step 5: Solve for x
    x = 142,635,384.49/15,858.46
  6. Step 6: Final answer
    x = 8,994.28

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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.