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Finding the Fourth Proportional to 44,736.04, 67,113.78 and 13,570.48

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Solution

The fourth proportional to 44,736.04, 67,113.78 and 13,570.48 is: 20,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,736.04 : 67,113.78 = 13,570.48 : x
  2. Step 2: Convert to fraction form
    44,736.04/67,113.78 = 13,570.48/x
  3. Step 3: Cross multiply
    44,736.04x = 67,113.78 × 13,570.48
  4. Step 4: Simplify right side
    44,736.04x = 910,766,209.21
  5. Step 5: Solve for x
    x = 910,766,209.21/44,736.04
  6. Step 6: Final answer
    x = 20,358.67

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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.