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Finding the Fourth Proportional to 35,412.68, 53,106.65 and 10,446.11

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Solution

The fourth proportional to 35,412.68, 53,106.65 and 10,446.11 is: 15,665.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,412.68 : 53,106.65 = 10,446.11 : x
  2. Step 2: Convert to fraction form
    35,412.68/53,106.65 = 10,446.11/x
  3. Step 3: Cross multiply
    35,412.68x = 53,106.65 × 10,446.11
  4. Step 4: Simplify right side
    35,412.68x = 554,757,589.87
  5. Step 5: Solve for x
    x = 554,757,589.87/35,412.68
  6. Step 6: Final answer
    x = 15,665.51

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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.