Home / 37,645.92-56,470.32-12,686.94

Finding the Fourth Proportional to 37,645.92, 56,470.32 and 12,686.94

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Solution

The fourth proportional to 37,645.92, 56,470.32 and 12,686.94 is: 19,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,645.92 : 56,470.32 = 12,686.94 : x
  2. Step 2: Convert to fraction form
    37,645.92/56,470.32 = 12,686.94/x
  3. Step 3: Cross multiply
    37,645.92x = 56,470.32 × 12,686.94
  4. Step 4: Simplify right side
    37,645.92x = 716,435,561.62
  5. Step 5: Solve for x
    x = 716,435,561.62/37,645.92
  6. Step 6: Final answer
    x = 19,030.90

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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.