Home / 23,529.69-32,477.56-15,881.87

Finding the Fourth Proportional to 23,529.69, 32,477.56 and 15,881.87

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Solution

The fourth proportional to 23,529.69, 32,477.56 and 15,881.87 is: 21,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,529.69 : 32,477.56 = 15,881.87 : x
  2. Step 2: Convert to fraction form
    23,529.69/32,477.56 = 15,881.87/x
  3. Step 3: Cross multiply
    23,529.69x = 32,477.56 × 15,881.87
  4. Step 4: Simplify right side
    23,529.69x = 515,804,427.33
  5. Step 5: Solve for x
    x = 515,804,427.33/23,529.69
  6. Step 6: Final answer
    x = 21,921.43

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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.