Home / 52,190.76-72,023.30-29,529.28

Finding the Fourth Proportional to 52,190.76, 72,023.30 and 29,529.28

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Solution

The fourth proportional to 52,190.76, 72,023.30 and 29,529.28 is: 40,750.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,190.76 : 72,023.30 = 29,529.28 : x
  2. Step 2: Convert to fraction form
    52,190.76/72,023.30 = 29,529.28/x
  3. Step 3: Cross multiply
    52,190.76x = 72,023.30 × 29,529.28
  4. Step 4: Simplify right side
    52,190.76x = 2,126,796,192.22
  5. Step 5: Solve for x
    x = 2,126,796,192.22/52,190.76
  6. Step 6: Final answer
    x = 40,750.44

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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.