Home / 37,636.36-56,438.13-12,669.71

Finding the Fourth Proportional to 37,636.36, 56,438.13 and 12,669.71

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Solution

The fourth proportional to 37,636.36, 56,438.13 and 12,669.71 is: 18,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,636.36 : 56,438.13 = 12,669.71 : x
  2. Step 2: Convert to fraction form
    37,636.36/56,438.13 = 12,669.71/x
  3. Step 3: Cross multiply
    37,636.36x = 56,438.13 × 12,669.71
  4. Step 4: Simplify right side
    37,636.36x = 715,054,505.36
  5. Step 5: Solve for x
    x = 715,054,505.36/37,636.36
  6. Step 6: Final answer
    x = 18,999.04

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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.