Home / 35,516.68-49,032.66-21,373

Finding the Fourth Proportional to 35,516.68, 49,032.66 and 21,373

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Solution

The fourth proportional to 35,516.68, 49,032.66 and 21,373 is: 29,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516.68 : 49,032.66 = 21,373 : x
  2. Step 2: Convert to fraction form
    35,516.68/49,032.66 = 21,373/x
  3. Step 3: Cross multiply
    35,516.68x = 49,032.66 × 21,373
  4. Step 4: Simplify right side
    35,516.68x = 1,047,975,042.18
  5. Step 5: Solve for x
    x = 1,047,975,042.18/35,516.68
  6. Step 6: Final answer
    x = 29,506.56

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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.