Home / 16,368.65-24,556.75-5,123.35

Finding the Fourth Proportional to 16,368.65, 24,556.75 and 5,123.35

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Solution

The fourth proportional to 16,368.65, 24,556.75 and 5,123.35 is: 7,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,368.65 : 24,556.75 = 5,123.35 : x
  2. Step 2: Convert to fraction form
    16,368.65/24,556.75 = 5,123.35/x
  3. Step 3: Cross multiply
    16,368.65x = 24,556.75 × 5,123.35
  4. Step 4: Simplify right side
    16,368.65x = 125,812,871.82
  5. Step 5: Solve for x
    x = 125,812,871.82/16,368.65
  6. Step 6: Final answer
    x = 7,686.21

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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.