Home / 28,491.90-39,310.08-16,552.98

Finding the Fourth Proportional to 28,491.90, 39,310.08 and 16,552.98

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Solution

The fourth proportional to 28,491.90, 39,310.08 and 16,552.98 is: 22,838.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,491.90 : 39,310.08 = 16,552.98 : x
  2. Step 2: Convert to fraction form
    28,491.90/39,310.08 = 16,552.98/x
  3. Step 3: Cross multiply
    28,491.90x = 39,310.08 × 16,552.98
  4. Step 4: Simplify right side
    28,491.90x = 650,698,968.04
  5. Step 5: Solve for x
    x = 650,698,968.04/28,491.90
  6. Step 6: Final answer
    x = 22,838.03

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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.