Home / 30,113.04-45,213.30-22,239.84

Finding the Fourth Proportional to 30,113.04, 45,213.30 and 22,239.84

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Solution

The fourth proportional to 30,113.04, 45,213.30 and 22,239.84 is: 33,392.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.04 : 45,213.30 = 22,239.84 : x
  2. Step 2: Convert to fraction form
    30,113.04/45,213.30 = 22,239.84/x
  3. Step 3: Cross multiply
    30,113.04x = 45,213.30 × 22,239.84
  4. Step 4: Simplify right side
    30,113.04x = 1,005,536,557.87
  5. Step 5: Solve for x
    x = 1,005,536,557.87/30,113.04
  6. Step 6: Final answer
    x = 33,392.06

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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.