Home / 35,636.05-49,176.53-19,721.17

Finding the Fourth Proportional to 35,636.05, 49,176.53 and 19,721.17

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Solution

The fourth proportional to 35,636.05, 49,176.53 and 19,721.17 is: 27,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636.05 : 49,176.53 = 19,721.17 : x
  2. Step 2: Convert to fraction form
    35,636.05/49,176.53 = 19,721.17/x
  3. Step 3: Cross multiply
    35,636.05x = 49,176.53 × 19,721.17
  4. Step 4: Simplify right side
    35,636.05x = 969,818,462.26
  5. Step 5: Solve for x
    x = 969,818,462.26/35,636.05
  6. Step 6: Final answer
    x = 27,214.54

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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.