Home / 14,926.90-20,598.84-8,212.36

Finding the Fourth Proportional to 14,926.90, 20,598.84 and 8,212.36

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Solution

The fourth proportional to 14,926.90, 20,598.84 and 8,212.36 is: 11,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.90 : 20,598.84 = 8,212.36 : x
  2. Step 2: Convert to fraction form
    14,926.90/20,598.84 = 8,212.36/x
  3. Step 3: Cross multiply
    14,926.90x = 20,598.84 × 8,212.36
  4. Step 4: Simplify right side
    14,926.90x = 169,165,089.66
  5. Step 5: Solve for x
    x = 169,165,089.66/14,926.90
  6. Step 6: Final answer
    x = 11,332.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.