Home / 16,671.77-23,006.10-9,116.60

Finding the Fourth Proportional to 16,671.77, 23,006.10 and 9,116.60

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Solution

The fourth proportional to 16,671.77, 23,006.10 and 9,116.60 is: 12,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.77 : 23,006.10 = 9,116.60 : x
  2. Step 2: Convert to fraction form
    16,671.77/23,006.10 = 9,116.60/x
  3. Step 3: Cross multiply
    16,671.77x = 23,006.10 × 9,116.60
  4. Step 4: Simplify right side
    16,671.77x = 209,737,411.26
  5. Step 5: Solve for x
    x = 209,737,411.26/16,671.77
  6. Step 6: Final answer
    x = 12,580.39

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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.