Home / 30,124.41-45,202.11-14,347.34

Finding the Fourth Proportional to 30,124.41, 45,202.11 and 14,347.34

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Solution

The fourth proportional to 30,124.41, 45,202.11 and 14,347.34 is: 21,528.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.41 : 45,202.11 = 14,347.34 : x
  2. Step 2: Convert to fraction form
    30,124.41/45,202.11 = 14,347.34/x
  3. Step 3: Cross multiply
    30,124.41x = 45,202.11 × 14,347.34
  4. Step 4: Simplify right side
    30,124.41x = 648,529,814.88
  5. Step 5: Solve for x
    x = 648,529,814.88/30,124.41
  6. Step 6: Final answer
    x = 21,528.38

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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.