Home / 35,712.26-49,282.95-19,796.90

Finding the Fourth Proportional to 35,712.26, 49,282.95 and 19,796.90

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Solution

The fourth proportional to 35,712.26, 49,282.95 and 19,796.90 is: 27,319.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.26 : 49,282.95 = 19,796.90 : x
  2. Step 2: Convert to fraction form
    35,712.26/49,282.95 = 19,796.90/x
  3. Step 3: Cross multiply
    35,712.26x = 49,282.95 × 19,796.90
  4. Step 4: Simplify right side
    35,712.26x = 975,649,632.86
  5. Step 5: Solve for x
    x = 975,649,632.86/35,712.26
  6. Step 6: Final answer
    x = 27,319.74

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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.