Home / 18,429.51-25,432.47-10,046.01

Finding the Fourth Proportional to 18,429.51, 25,432.47 and 10,046.01

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Solution

The fourth proportional to 18,429.51, 25,432.47 and 10,046.01 is: 13,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429.51 : 25,432.47 = 10,046.01 : x
  2. Step 2: Convert to fraction form
    18,429.51/25,432.47 = 10,046.01/x
  3. Step 3: Cross multiply
    18,429.51x = 25,432.47 × 10,046.01
  4. Step 4: Simplify right side
    18,429.51x = 255,494,847.94
  5. Step 5: Solve for x
    x = 255,494,847.94/18,429.51
  6. Step 6: Final answer
    x = 13,863.36

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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.