Home / 23,898.81-32,960.61-20,055.36

Finding the Fourth Proportional to 23,898.81, 32,960.61 and 20,055.36

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Solution

The fourth proportional to 23,898.81, 32,960.61 and 20,055.36 is: 27,659.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,898.81 : 32,960.61 = 20,055.36 : x
  2. Step 2: Convert to fraction form
    23,898.81/32,960.61 = 20,055.36/x
  3. Step 3: Cross multiply
    23,898.81x = 32,960.61 × 20,055.36
  4. Step 4: Simplify right side
    23,898.81x = 661,036,899.37
  5. Step 5: Solve for x
    x = 661,036,899.37/23,898.81
  6. Step 6: Final answer
    x = 27,659.82

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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.