Home / 14,037.30-21,055.75-4,176.63

Finding the Fourth Proportional to 14,037.30, 21,055.75 and 4,176.63

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Solution

The fourth proportional to 14,037.30, 21,055.75 and 4,176.63 is: 6,264.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.30 : 21,055.75 = 4,176.63 : x
  2. Step 2: Convert to fraction form
    14,037.30/21,055.75 = 4,176.63/x
  3. Step 3: Cross multiply
    14,037.30x = 21,055.75 × 4,176.63
  4. Step 4: Simplify right side
    14,037.30x = 87,942,066.68
  5. Step 5: Solve for x
    x = 87,942,066.68/14,037.30
  6. Step 6: Final answer
    x = 6,264.88

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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.