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Finding the Fourth Proportional to 44,678.40, 67,068.80 and 26,220.80

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Solution

The fourth proportional to 44,678.40, 67,068.80 and 26,220.80 is: 39,361.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,678.40 : 67,068.80 = 26,220.80 : x
  2. Step 2: Convert to fraction form
    44,678.40/67,068.80 = 26,220.80/x
  3. Step 3: Cross multiply
    44,678.40x = 67,068.80 × 26,220.80
  4. Step 4: Simplify right side
    44,678.40x = 1,758,597,591.04
  5. Step 5: Solve for x
    x = 1,758,597,591.04/44,678.40
  6. Step 6: Final answer
    x = 39,361.25

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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.