Home / 14,170.66-21,256.72-4,810.98

Finding the Fourth Proportional to 14,170.66, 21,256.72 and 4,810.98

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Solution

The fourth proportional to 14,170.66, 21,256.72 and 4,810.98 is: 7,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.66 : 21,256.72 = 4,810.98 : x
  2. Step 2: Convert to fraction form
    14,170.66/21,256.72 = 4,810.98/x
  3. Step 3: Cross multiply
    14,170.66x = 21,256.72 × 4,810.98
  4. Step 4: Simplify right side
    14,170.66x = 102,265,654.79
  5. Step 5: Solve for x
    x = 102,265,654.79/14,170.66
  6. Step 6: Final answer
    x = 7,216.72

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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.