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Finding the Fourth Proportional to 35,099.01, 48,446.57 and 20,763.81

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Solution

The fourth proportional to 35,099.01, 48,446.57 and 20,763.81 is: 28,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,099.01 : 48,446.57 = 20,763.81 : x
  2. Step 2: Convert to fraction form
    35,099.01/48,446.57 = 20,763.81/x
  3. Step 3: Cross multiply
    35,099.01x = 48,446.57 × 20,763.81
  4. Step 4: Simplify right side
    35,099.01x = 1,005,935,270.81
  5. Step 5: Solve for x
    x = 1,005,935,270.81/35,099.01
  6. Step 6: Final answer
    x = 28,659.93

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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.