Home / 16,860.63-23,267.67-9,787.51

Finding the Fourth Proportional to 16,860.63, 23,267.67 and 9,787.51

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Solution

The fourth proportional to 16,860.63, 23,267.67 and 9,787.51 is: 13,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.63 : 23,267.67 = 9,787.51 : x
  2. Step 2: Convert to fraction form
    16,860.63/23,267.67 = 9,787.51/x
  3. Step 3: Cross multiply
    16,860.63x = 23,267.67 × 9,787.51
  4. Step 4: Simplify right side
    16,860.63x = 227,732,552.80
  5. Step 5: Solve for x
    x = 227,732,552.80/16,860.63
  6. Step 6: Final answer
    x = 13,506.76

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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.