Home / 37,625.67-56,441.34-12,665.79

Finding the Fourth Proportional to 37,625.67, 56,441.34 and 12,665.79

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Solution

The fourth proportional to 37,625.67, 56,441.34 and 12,665.79 is: 18,999.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,625.67 : 56,441.34 = 12,665.79 : x
  2. Step 2: Convert to fraction form
    37,625.67/56,441.34 = 12,665.79/x
  3. Step 3: Cross multiply
    37,625.67x = 56,441.34 × 12,665.79
  4. Step 4: Simplify right side
    37,625.67x = 714,874,159.76
  5. Step 5: Solve for x
    x = 714,874,159.76/37,625.67
  6. Step 6: Final answer
    x = 18,999.64

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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.