Home / 37,431.72-56,147.64-11,136.72

Finding the Fourth Proportional to 37,431.72, 56,147.64 and 11,136.72

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Solution

The fourth proportional to 37,431.72, 56,147.64 and 11,136.72 is: 16,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,431.72 : 56,147.64 = 11,136.72 : x
  2. Step 2: Convert to fraction form
    37,431.72/56,147.64 = 11,136.72/x
  3. Step 3: Cross multiply
    37,431.72x = 56,147.64 × 11,136.72
  4. Step 4: Simplify right side
    37,431.72x = 625,300,545.34
  5. Step 5: Solve for x
    x = 625,300,545.34/37,431.72
  6. Step 6: Final answer
    x = 16,705.10

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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.