Home / 28,885.90-43,328.85-16,401.10

Finding the Fourth Proportional to 28,885.90, 43,328.85 and 16,401.10

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Solution

The fourth proportional to 28,885.90, 43,328.85 and 16,401.10 is: 24,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,885.90 : 43,328.85 = 16,401.10 : x
  2. Step 2: Convert to fraction form
    28,885.90/43,328.85 = 16,401.10/x
  3. Step 3: Cross multiply
    28,885.90x = 43,328.85 × 16,401.10
  4. Step 4: Simplify right side
    28,885.90x = 710,640,801.74
  5. Step 5: Solve for x
    x = 710,640,801.74/28,885.90
  6. Step 6: Final answer
    x = 24,601.65

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Similar ratio
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1.5x scale

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.