Home / 57,546.85-79,416.81-31,706.46

Finding the Fourth Proportional to 57,546.85, 79,416.81 and 31,706.46

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Solution

The fourth proportional to 57,546.85, 79,416.81 and 31,706.46 is: 43,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,546.85 : 79,416.81 = 31,706.46 : x
  2. Step 2: Convert to fraction form
    57,546.85/79,416.81 = 31,706.46/x
  3. Step 3: Cross multiply
    57,546.85x = 79,416.81 × 31,706.46
  4. Step 4: Simplify right side
    57,546.85x = 2,518,025,353.98
  5. Step 5: Solve for x
    x = 2,518,025,353.98/57,546.85
  6. Step 6: Final answer
    x = 43,756.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.