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Finding the Fourth Proportional to 35,713.92, 49,281.90 and 19,797.02

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Solution

The fourth proportional to 35,713.92, 49,281.90 and 19,797.02 is: 27,318.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,713.92 : 49,281.90 = 19,797.02 : x
  2. Step 2: Convert to fraction form
    35,713.92/49,281.90 = 19,797.02/x
  3. Step 3: Cross multiply
    35,713.92x = 49,281.90 × 19,797.02
  4. Step 4: Simplify right side
    35,713.92x = 975,634,513.53
  5. Step 5: Solve for x
    x = 975,634,513.53/35,713.92
  6. Step 6: Final answer
    x = 27,318.05

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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.