Home / 16,829.51-23,217.43-10,019.72

Finding the Fourth Proportional to 16,829.51, 23,217.43 and 10,019.72

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Solution

The fourth proportional to 16,829.51, 23,217.43 and 10,019.72 is: 13,822.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.51 : 23,217.43 = 10,019.72 : x
  2. Step 2: Convert to fraction form
    16,829.51/23,217.43 = 10,019.72/x
  3. Step 3: Cross multiply
    16,829.51x = 23,217.43 × 10,019.72
  4. Step 4: Simplify right side
    16,829.51x = 232,632,180.71
  5. Step 5: Solve for x
    x = 232,632,180.71/16,829.51
  6. Step 6: Final answer
    x = 13,822.87

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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.