Home / 35,800.74-49,403.66-19,886.22

Finding the Fourth Proportional to 35,800.74, 49,403.66 and 19,886.22

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Solution

The fourth proportional to 35,800.74, 49,403.66 and 19,886.22 is: 27,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,800.74 : 49,403.66 = 19,886.22 : x
  2. Step 2: Convert to fraction form
    35,800.74/49,403.66 = 19,886.22/x
  3. Step 3: Cross multiply
    35,800.74x = 49,403.66 × 19,886.22
  4. Step 4: Simplify right side
    35,800.74x = 982,452,051.57
  5. Step 5: Solve for x
    x = 982,452,051.57/35,800.74
  6. Step 6: Final answer
    x = 27,442.23

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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.