Home / 30,964.08-46,448.28-13,434.96

Finding the Fourth Proportional to 30,964.08, 46,448.28 and 13,434.96

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Solution

The fourth proportional to 30,964.08, 46,448.28 and 13,434.96 is: 20,153.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964.08 : 46,448.28 = 13,434.96 : x
  2. Step 2: Convert to fraction form
    30,964.08/46,448.28 = 13,434.96/x
  3. Step 3: Cross multiply
    30,964.08x = 46,448.28 × 13,434.96
  4. Step 4: Simplify right side
    30,964.08x = 624,030,783.87
  5. Step 5: Solve for x
    x = 624,030,783.87/30,964.08
  6. Step 6: Final answer
    x = 20,153.38

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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.