Home / 37,450.86-51,681.87-20,683.50

Finding the Fourth Proportional to 37,450.86, 51,681.87 and 20,683.50

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Solution

The fourth proportional to 37,450.86, 51,681.87 and 20,683.50 is: 28,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,450.86 : 51,681.87 = 20,683.50 : x
  2. Step 2: Convert to fraction form
    37,450.86/51,681.87 = 20,683.50/x
  3. Step 3: Cross multiply
    37,450.86x = 51,681.87 × 20,683.50
  4. Step 4: Simplify right side
    37,450.86x = 1,068,961,958.15
  5. Step 5: Solve for x
    x = 1,068,961,958.15/37,450.86
  6. Step 6: Final answer
    x = 28,543.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.