Home / 36,014.79-49,702.91-20,102.34

Finding the Fourth Proportional to 36,014.79, 49,702.91 and 20,102.34

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Solution

The fourth proportional to 36,014.79, 49,702.91 and 20,102.34 is: 27,742.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,014.79 : 49,702.91 = 20,102.34 : x
  2. Step 2: Convert to fraction form
    36,014.79/49,702.91 = 20,102.34/x
  3. Step 3: Cross multiply
    36,014.79x = 49,702.91 × 20,102.34
  4. Step 4: Simplify right side
    36,014.79x = 999,144,695.30
  5. Step 5: Solve for x
    x = 999,144,695.30/36,014.79
  6. Step 6: Final answer
    x = 27,742.62

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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.