Home / 37,715.40-56,486.70-19,225.80

Finding the Fourth Proportional to 37,715.40, 56,486.70 and 19,225.80

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Solution

The fourth proportional to 37,715.40, 56,486.70 and 19,225.80 is: 28,794.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,715.40 : 56,486.70 = 19,225.80 : x
  2. Step 2: Convert to fraction form
    37,715.40/56,486.70 = 19,225.80/x
  3. Step 3: Cross multiply
    37,715.40x = 56,486.70 × 19,225.80
  4. Step 4: Simplify right side
    37,715.40x = 1,086,001,996.86
  5. Step 5: Solve for x
    x = 1,086,001,996.86/37,715.40
  6. Step 6: Final answer
    x = 28,794.66

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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.