Home / 35,577.74-49,099.18-20,472.70

Finding the Fourth Proportional to 35,577.74, 49,099.18 and 20,472.70

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Solution

The fourth proportional to 35,577.74, 49,099.18 and 20,472.70 is: 28,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,577.74 : 49,099.18 = 20,472.70 : x
  2. Step 2: Convert to fraction form
    35,577.74/49,099.18 = 20,472.70/x
  3. Step 3: Cross multiply
    35,577.74x = 49,099.18 × 20,472.70
  4. Step 4: Simplify right side
    35,577.74x = 1,005,192,782.39
  5. Step 5: Solve for x
    x = 1,005,192,782.39/35,577.74
  6. Step 6: Final answer
    x = 28,253.42

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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.