Home / 37,846.30-56,769.36-20,989.62

Finding the Fourth Proportional to 37,846.30, 56,769.36 and 20,989.62

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Solution

The fourth proportional to 37,846.30, 56,769.36 and 20,989.62 is: 31,484.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,846.30 : 56,769.36 = 20,989.62 : x
  2. Step 2: Convert to fraction form
    37,846.30/56,769.36 = 20,989.62/x
  3. Step 3: Cross multiply
    37,846.30x = 56,769.36 × 20,989.62
  4. Step 4: Simplify right side
    37,846.30x = 1,191,567,294.04
  5. Step 5: Solve for x
    x = 1,191,567,294.04/37,846.30
  6. Step 6: Final answer
    x = 31,484.38

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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.