Home / 37,609.67-56,417.34-12,649.79

Finding the Fourth Proportional to 37,609.67, 56,417.34 and 12,649.79

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Solution

The fourth proportional to 37,609.67, 56,417.34 and 12,649.79 is: 18,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,609.67 : 56,417.34 = 12,649.79 : x
  2. Step 2: Convert to fraction form
    37,609.67/56,417.34 = 12,649.79/x
  3. Step 3: Cross multiply
    37,609.67x = 56,417.34 × 12,649.79
  4. Step 4: Simplify right side
    37,609.67x = 713,667,503.36
  5. Step 5: Solve for x
    x = 713,667,503.36/37,609.67
  6. Step 6: Final answer
    x = 18,975.64

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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.