Home / 35,816.63-53,703.96-13,631.64

Finding the Fourth Proportional to 35,816.63, 53,703.96 and 13,631.64

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Solution

The fourth proportional to 35,816.63, 53,703.96 and 13,631.64 is: 20,439.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,816.63 : 53,703.96 = 13,631.64 : x
  2. Step 2: Convert to fraction form
    35,816.63/53,703.96 = 13,631.64/x
  3. Step 3: Cross multiply
    35,816.63x = 53,703.96 × 13,631.64
  4. Step 4: Simplify right side
    35,816.63x = 732,073,049.29
  5. Step 5: Solve for x
    x = 732,073,049.29/35,816.63
  6. Step 6: Final answer
    x = 20,439.48

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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.