Home / 34,168.84-47,149.41-20,019.04

Finding the Fourth Proportional to 34,168.84, 47,149.41 and 20,019.04

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Solution

The fourth proportional to 34,168.84, 47,149.41 and 20,019.04 is: 27,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168.84 : 47,149.41 = 20,019.04 : x
  2. Step 2: Convert to fraction form
    34,168.84/47,149.41 = 20,019.04/x
  3. Step 3: Cross multiply
    34,168.84x = 47,149.41 × 20,019.04
  4. Step 4: Simplify right side
    34,168.84x = 943,885,924.77
  5. Step 5: Solve for x
    x = 943,885,924.77/34,168.84
  6. Step 6: Final answer
    x = 27,624.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.