Home / 16,829.40-23,226.30-10,117.20

Finding the Fourth Proportional to 16,829.40, 23,226.30 and 10,117.20

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Solution

The fourth proportional to 16,829.40, 23,226.30 and 10,117.20 is: 13,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.40 : 23,226.30 = 10,117.20 : x
  2. Step 2: Convert to fraction form
    16,829.40/23,226.30 = 10,117.20/x
  3. Step 3: Cross multiply
    16,829.40x = 23,226.30 × 10,117.20
  4. Step 4: Simplify right side
    16,829.40x = 234,985,122.36
  5. Step 5: Solve for x
    x = 234,985,122.36/16,829.40
  6. Step 6: Final answer
    x = 13,962.77

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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.