Home / 31,503.20-47,252.10-10,441.04

Finding the Fourth Proportional to 31,503.20, 47,252.10 and 10,441.04

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Solution

The fourth proportional to 31,503.20, 47,252.10 and 10,441.04 is: 15,660.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503.20 : 47,252.10 = 10,441.04 : x
  2. Step 2: Convert to fraction form
    31,503.20/47,252.10 = 10,441.04/x
  3. Step 3: Cross multiply
    31,503.20x = 47,252.10 × 10,441.04
  4. Step 4: Simplify right side
    31,503.20x = 493,361,066.18
  5. Step 5: Solve for x
    x = 493,361,066.18/31,503.20
  6. Step 6: Final answer
    x = 15,660.67

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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.