Home / 35,121.05-48,461.76-19,806.92

Finding the Fourth Proportional to 35,121.05, 48,461.76 and 19,806.92

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Solution

The fourth proportional to 35,121.05, 48,461.76 and 19,806.92 is: 27,330.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,121.05 : 48,461.76 = 19,806.92 : x
  2. Step 2: Convert to fraction form
    35,121.05/48,461.76 = 19,806.92/x
  3. Step 3: Cross multiply
    35,121.05x = 48,461.76 × 19,806.92
  4. Step 4: Simplify right side
    35,121.05x = 959,878,203.38
  5. Step 5: Solve for x
    x = 959,878,203.38/35,121.05
  6. Step 6: Final answer
    x = 27,330.57

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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.