Home / 14,047.17-21,074.67-4,186.77

Finding the Fourth Proportional to 14,047.17, 21,074.67 and 4,186.77

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Solution

The fourth proportional to 14,047.17, 21,074.67 and 4,186.77 is: 6,281.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.17 : 21,074.67 = 4,186.77 : x
  2. Step 2: Convert to fraction form
    14,047.17/21,074.67 = 4,186.77/x
  3. Step 3: Cross multiply
    14,047.17x = 21,074.67 × 4,186.77
  4. Step 4: Simplify right side
    14,047.17x = 88,234,796.12
  5. Step 5: Solve for x
    x = 88,234,796.12/14,047.17
  6. Step 6: Final answer
    x = 6,281.32

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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.