Home / 16,829.13-23,218.78-10,117.29

Finding the Fourth Proportional to 16,829.13, 23,218.78 and 10,117.29

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Solution

The fourth proportional to 16,829.13, 23,218.78 and 10,117.29 is: 13,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.13 : 23,218.78 = 10,117.29 : x
  2. Step 2: Convert to fraction form
    16,829.13/23,218.78 = 10,117.29/x
  3. Step 3: Cross multiply
    16,829.13x = 23,218.78 × 10,117.29
  4. Step 4: Simplify right side
    16,829.13x = 234,911,130.71
  5. Step 5: Solve for x
    x = 234,911,130.71/16,829.13
  6. Step 6: Final answer
    x = 13,958.60

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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.