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Finding the Fourth Proportional to 35,800.05, 53,700.36 and 10,842.05

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Solution

The fourth proportional to 35,800.05, 53,700.36 and 10,842.05 is: 16,263.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,800.05 : 53,700.36 = 10,842.05 : x
  2. Step 2: Convert to fraction form
    35,800.05/53,700.36 = 10,842.05/x
  3. Step 3: Cross multiply
    35,800.05x = 53,700.36 × 10,842.05
  4. Step 4: Simplify right side
    35,800.05x = 582,222,135.09
  5. Step 5: Solve for x
    x = 582,222,135.09/35,800.05
  6. Step 6: Final answer
    x = 16,263.16

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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.