Home / 30,338.05-45,527.55-10,616.77

Finding the Fourth Proportional to 30,338.05, 45,527.55 and 10,616.77

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Solution

The fourth proportional to 30,338.05, 45,527.55 and 10,616.77 is: 15,932.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,338.05 : 45,527.55 = 10,616.77 : x
  2. Step 2: Convert to fraction form
    30,338.05/45,527.55 = 10,616.77/x
  3. Step 3: Cross multiply
    30,338.05x = 45,527.55 × 10,616.77
  4. Step 4: Simplify right side
    30,338.05x = 483,355,527.01
  5. Step 5: Solve for x
    x = 483,355,527.01/30,338.05
  6. Step 6: Final answer
    x = 15,932.32

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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.