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Finding the Fourth Proportional to 35,358.32, 48,801.08 and 21,926.50

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Solution

The fourth proportional to 35,358.32, 48,801.08 and 21,926.50 is: 30,262.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,358.32 : 48,801.08 = 21,926.50 : x
  2. Step 2: Convert to fraction form
    35,358.32/48,801.08 = 21,926.50/x
  3. Step 3: Cross multiply
    35,358.32x = 48,801.08 × 21,926.50
  4. Step 4: Simplify right side
    35,358.32x = 1,070,036,813.43
  5. Step 5: Solve for x
    x = 1,070,036,813.43/35,358.32
  6. Step 6: Final answer
    x = 30,262.66

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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.