Home / 35,534.54-49,035.92-20,416.50

Finding the Fourth Proportional to 35,534.54, 49,035.92 and 20,416.50

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Solution

The fourth proportional to 35,534.54, 49,035.92 and 20,416.50 is: 28,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,534.54 : 49,035.92 = 20,416.50 : x
  2. Step 2: Convert to fraction form
    35,534.54/49,035.92 = 20,416.50/x
  3. Step 3: Cross multiply
    35,534.54x = 49,035.92 × 20,416.50
  4. Step 4: Simplify right side
    35,534.54x = 1,001,141,758.60
  5. Step 5: Solve for x
    x = 1,001,141,758.60/35,534.54
  6. Step 6: Final answer
    x = 28,173.76

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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.