Home / 29,892.39-40,952.76-28,771.35

Finding the Fourth Proportional to 29,892.39, 40,952.76 and 28,771.35

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Solution

The fourth proportional to 29,892.39, 40,952.76 and 28,771.35 is: 39,416.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,892.39 : 40,952.76 = 28,771.35 : x
  2. Step 2: Convert to fraction form
    29,892.39/40,952.76 = 28,771.35/x
  3. Step 3: Cross multiply
    29,892.39x = 40,952.76 × 28,771.35
  4. Step 4: Simplify right side
    29,892.39x = 1,178,266,191.43
  5. Step 5: Solve for x
    x = 1,178,266,191.43/29,892.39
  6. Step 6: Final answer
    x = 39,416.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.