Home / 44,420.58-66,622.20-12,828.42

Finding the Fourth Proportional to 44,420.58, 66,622.20 and 12,828.42

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Solution

The fourth proportional to 44,420.58, 66,622.20 and 12,828.42 is: 19,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,420.58 : 66,622.20 = 12,828.42 : x
  2. Step 2: Convert to fraction form
    44,420.58/66,622.20 = 12,828.42/x
  3. Step 3: Cross multiply
    44,420.58x = 66,622.20 × 12,828.42
  4. Step 4: Simplify right side
    44,420.58x = 854,657,562.92
  5. Step 5: Solve for x
    x = 854,657,562.92/44,420.58
  6. Step 6: Final answer
    x = 19,240.13

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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.