Home / 44,079.58-66,123.57-12,490.30

Finding the Fourth Proportional to 44,079.58, 66,123.57 and 12,490.30

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Solution

The fourth proportional to 44,079.58, 66,123.57 and 12,490.30 is: 18,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,079.58 : 66,123.57 = 12,490.30 : x
  2. Step 2: Convert to fraction form
    44,079.58/66,123.57 = 12,490.30/x
  3. Step 3: Cross multiply
    44,079.58x = 66,123.57 × 12,490.30
  4. Step 4: Simplify right side
    44,079.58x = 825,903,226.37
  5. Step 5: Solve for x
    x = 825,903,226.37/44,079.58
  6. Step 6: Final answer
    x = 18,736.64

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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.