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Finding the Fourth Proportional to 35,890.96, 53,830.08 and 10,924.96

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Solution

The fourth proportional to 35,890.96, 53,830.08 and 10,924.96 is: 16,385.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890.96 : 53,830.08 = 10,924.96 : x
  2. Step 2: Convert to fraction form
    35,890.96/53,830.08 = 10,924.96/x
  3. Step 3: Cross multiply
    35,890.96x = 53,830.08 × 10,924.96
  4. Step 4: Simplify right side
    35,890.96x = 588,091,470.80
  5. Step 5: Solve for x
    x = 588,091,470.80/35,890.96
  6. Step 6: Final answer
    x = 16,385.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.