Home / 30,956.48-46,441.12-15,145.92

Finding the Fourth Proportional to 30,956.48, 46,441.12 and 15,145.92

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Solution

The fourth proportional to 30,956.48, 46,441.12 and 15,145.92 is: 22,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,956.48 : 46,441.12 = 15,145.92 : x
  2. Step 2: Convert to fraction form
    30,956.48/46,441.12 = 15,145.92/x
  3. Step 3: Cross multiply
    30,956.48x = 46,441.12 × 15,145.92
  4. Step 4: Simplify right side
    30,956.48x = 703,393,488.23
  5. Step 5: Solve for x
    x = 703,393,488.23/30,956.48
  6. Step 6: Final answer
    x = 22,722.01

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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.