Home / 16,866.18-25,300.53-6,477.93

Finding the Fourth Proportional to 16,866.18, 25,300.53 and 6,477.93

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Solution

The fourth proportional to 16,866.18, 25,300.53 and 6,477.93 is: 9,717.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.18 : 25,300.53 = 6,477.93 : x
  2. Step 2: Convert to fraction form
    16,866.18/25,300.53 = 6,477.93/x
  3. Step 3: Cross multiply
    16,866.18x = 25,300.53 × 6,477.93
  4. Step 4: Simplify right side
    16,866.18x = 163,895,062.30
  5. Step 5: Solve for x
    x = 163,895,062.30/16,866.18
  6. Step 6: Final answer
    x = 9,717.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.