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Finding the Fourth Proportional to 44,604.50, 66,909.82 and 13,014.05

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Solution

The fourth proportional to 44,604.50, 66,909.82 and 13,014.05 is: 19,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,604.50 : 66,909.82 = 13,014.05 : x
  2. Step 2: Convert to fraction form
    44,604.50/66,909.82 = 13,014.05/x
  3. Step 3: Cross multiply
    44,604.50x = 66,909.82 × 13,014.05
  4. Step 4: Simplify right side
    44,604.50x = 870,767,877.71
  5. Step 5: Solve for x
    x = 870,767,877.71/44,604.50
  6. Step 6: Final answer
    x = 19,521.98

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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.