Home / 41,749.84-62,622.30-13,688.20

Finding the Fourth Proportional to 41,749.84, 62,622.30 and 13,688.20

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Solution

The fourth proportional to 41,749.84, 62,622.30 and 13,688.20 is: 20,531.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,749.84 : 62,622.30 = 13,688.20 : x
  2. Step 2: Convert to fraction form
    41,749.84/62,622.30 = 13,688.20/x
  3. Step 3: Cross multiply
    41,749.84x = 62,622.30 × 13,688.20
  4. Step 4: Simplify right side
    41,749.84x = 857,186,566.86
  5. Step 5: Solve for x
    x = 857,186,566.86/41,749.84
  6. Step 6: Final answer
    x = 20,531.49

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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.