Home / 35,604.35-49,133.93-20,491.50

Finding the Fourth Proportional to 35,604.35, 49,133.93 and 20,491.50

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Solution

The fourth proportional to 35,604.35, 49,133.93 and 20,491.50 is: 28,278.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,604.35 : 49,133.93 = 20,491.50 : x
  2. Step 2: Convert to fraction form
    35,604.35/49,133.93 = 20,491.50/x
  3. Step 3: Cross multiply
    35,604.35x = 49,133.93 × 20,491.50
  4. Step 4: Simplify right side
    35,604.35x = 1,006,827,824.14
  5. Step 5: Solve for x
    x = 1,006,827,824.14/35,604.35
  6. Step 6: Final answer
    x = 28,278.22

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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.