Home / 16,671.90-23,007.60-9,503.40

Finding the Fourth Proportional to 16,671.90, 23,007.60 and 9,503.40

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Solution

The fourth proportional to 16,671.90, 23,007.60 and 9,503.40 is: 13,114.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.90 : 23,007.60 = 9,503.40 : x
  2. Step 2: Convert to fraction form
    16,671.90/23,007.60 = 9,503.40/x
  3. Step 3: Cross multiply
    16,671.90x = 23,007.60 × 9,503.40
  4. Step 4: Simplify right side
    16,671.90x = 218,650,425.84
  5. Step 5: Solve for x
    x = 218,650,425.84/16,671.90
  6. Step 6: Final answer
    x = 13,114.91

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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.