Home / 14,137.80-21,210.03-4,277.16

Finding the Fourth Proportional to 14,137.80, 21,210.03 and 4,277.16

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Solution

The fourth proportional to 14,137.80, 21,210.03 and 4,277.16 is: 6,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.80 : 21,210.03 = 4,277.16 : x
  2. Step 2: Convert to fraction form
    14,137.80/21,210.03 = 4,277.16/x
  3. Step 3: Cross multiply
    14,137.80x = 21,210.03 × 4,277.16
  4. Step 4: Simplify right side
    14,137.80x = 90,718,691.91
  5. Step 5: Solve for x
    x = 90,718,691.91/14,137.80
  6. Step 6: Final answer
    x = 6,416.75

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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.