Home / 14,001.48-20,996.10-7,426.17

Finding the Fourth Proportional to 14,001.48, 20,996.10 and 7,426.17

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Solution

The fourth proportional to 14,001.48, 20,996.10 and 7,426.17 is: 11,136.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.48 : 20,996.10 = 7,426.17 : x
  2. Step 2: Convert to fraction form
    14,001.48/20,996.10 = 7,426.17/x
  3. Step 3: Cross multiply
    14,001.48x = 20,996.10 × 7,426.17
  4. Step 4: Simplify right side
    14,001.48x = 155,920,607.94
  5. Step 5: Solve for x
    x = 155,920,607.94/14,001.48
  6. Step 6: Final answer
    x = 11,136.01

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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.