Home / 37,637.78-56,478.53-16,861.28

Finding the Fourth Proportional to 37,637.78, 56,478.53 and 16,861.28

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Solution

The fourth proportional to 37,637.78, 56,478.53 and 16,861.28 is: 25,301.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,637.78 : 56,478.53 = 16,861.28 : x
  2. Step 2: Convert to fraction form
    37,637.78/56,478.53 = 16,861.28/x
  3. Step 3: Cross multiply
    37,637.78x = 56,478.53 × 16,861.28
  4. Step 4: Simplify right side
    37,637.78x = 952,299,941.62
  5. Step 5: Solve for x
    x = 952,299,941.62/37,637.78
  6. Step 6: Final answer
    x = 25,301.71

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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.