Home / 26,044.68-39,026.04-20,136

Finding the Fourth Proportional to 26,044.68, 39,026.04 and 20,136

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Solution

The fourth proportional to 26,044.68, 39,026.04 and 20,136 is: 30,172.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,044.68 : 39,026.04 = 20,136 : x
  2. Step 2: Convert to fraction form
    26,044.68/39,026.04 = 20,136/x
  3. Step 3: Cross multiply
    26,044.68x = 39,026.04 × 20,136
  4. Step 4: Simplify right side
    26,044.68x = 785,828,341.44
  5. Step 5: Solve for x
    x = 785,828,341.44/26,044.68
  6. Step 6: Final answer
    x = 30,172.32

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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.