Home / 37,649.67-56,474.70-12,689.93

Finding the Fourth Proportional to 37,649.67, 56,474.70 and 12,689.93

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Solution

The fourth proportional to 37,649.67, 56,474.70 and 12,689.93 is: 19,034.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,649.67 : 56,474.70 = 12,689.93 : x
  2. Step 2: Convert to fraction form
    37,649.67/56,474.70 = 12,689.93/x
  3. Step 3: Cross multiply
    37,649.67x = 56,474.70 × 12,689.93
  4. Step 4: Simplify right side
    37,649.67x = 716,660,067.51
  5. Step 5: Solve for x
    x = 716,660,067.51/37,649.67
  6. Step 6: Final answer
    x = 19,034.97

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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.