Home / 16,818.84-23,211.81-9,265.93

Finding the Fourth Proportional to 16,818.84, 23,211.81 and 9,265.93

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Solution

The fourth proportional to 16,818.84, 23,211.81 and 9,265.93 is: 12,787.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.84 : 23,211.81 = 9,265.93 : x
  2. Step 2: Convert to fraction form
    16,818.84/23,211.81 = 9,265.93/x
  3. Step 3: Cross multiply
    16,818.84x = 23,211.81 × 9,265.93
  4. Step 4: Simplify right side
    16,818.84x = 215,078,948.60
  5. Step 5: Solve for x
    x = 215,078,948.60/16,818.84
  6. Step 6: Final answer
    x = 12,787.98

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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.