Home / 16,438.48-24,658.98-4,751.80

Finding the Fourth Proportional to 16,438.48, 24,658.98 and 4,751.80

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Solution

The fourth proportional to 16,438.48, 24,658.98 and 4,751.80 is: 7,128.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,438.48 : 24,658.98 = 4,751.80 : x
  2. Step 2: Convert to fraction form
    16,438.48/24,658.98 = 4,751.80/x
  3. Step 3: Cross multiply
    16,438.48x = 24,658.98 × 4,751.80
  4. Step 4: Simplify right side
    16,438.48x = 117,174,541.16
  5. Step 5: Solve for x
    x = 117,174,541.16/16,438.48
  6. Step 6: Final answer
    x = 7,128.06

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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.