Home / 14,053.80-21,084.10-4,193.86

Finding the Fourth Proportional to 14,053.80, 21,084.10 and 4,193.86

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Solution

The fourth proportional to 14,053.80, 21,084.10 and 4,193.86 is: 6,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.80 : 21,084.10 = 4,193.86 : x
  2. Step 2: Convert to fraction form
    14,053.80/21,084.10 = 4,193.86/x
  3. Step 3: Cross multiply
    14,053.80x = 21,084.10 × 4,193.86
  4. Step 4: Simplify right side
    14,053.80x = 88,423,763.63
  5. Step 5: Solve for x
    x = 88,423,763.63/14,053.80
  6. Step 6: Final answer
    x = 6,291.80

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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.