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Finding the Fourth Proportional to 35,389.58, 53,086.79 and 9,094.55

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Solution

The fourth proportional to 35,389.58, 53,086.79 and 9,094.55 is: 13,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,389.58 : 53,086.79 = 9,094.55 : x
  2. Step 2: Convert to fraction form
    35,389.58/53,086.79 = 9,094.55/x
  3. Step 3: Cross multiply
    35,389.58x = 53,086.79 × 9,094.55
  4. Step 4: Simplify right side
    35,389.58x = 482,800,223.30
  5. Step 5: Solve for x
    x = 482,800,223.30/35,389.58
  6. Step 6: Final answer
    x = 13,642.44

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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.