Home / 44,090.52-66,136.32-12,926.40

Finding the Fourth Proportional to 44,090.52, 66,136.32 and 12,926.40

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Solution

The fourth proportional to 44,090.52, 66,136.32 and 12,926.40 is: 19,389.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,090.52 : 66,136.32 = 12,926.40 : x
  2. Step 2: Convert to fraction form
    44,090.52/66,136.32 = 12,926.40/x
  3. Step 3: Cross multiply
    44,090.52x = 66,136.32 × 12,926.40
  4. Step 4: Simplify right side
    44,090.52x = 854,904,526.85
  5. Step 5: Solve for x
    x = 854,904,526.85/44,090.52
  6. Step 6: Final answer
    x = 19,389.76

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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.