Home / 36,526.78-54,757.27-13,136.77

Finding the Fourth Proportional to 36,526.78, 54,757.27 and 13,136.77

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Solution

The fourth proportional to 36,526.78, 54,757.27 and 13,136.77 is: 19,693.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,526.78 : 54,757.27 = 13,136.77 : x
  2. Step 2: Convert to fraction form
    36,526.78/54,757.27 = 13,136.77/x
  3. Step 3: Cross multiply
    36,526.78x = 54,757.27 × 13,136.77
  4. Step 4: Simplify right side
    36,526.78x = 719,333,401.73
  5. Step 5: Solve for x
    x = 719,333,401.73/36,526.78
  6. Step 6: Final answer
    x = 19,693.32

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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.