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Finding the Fourth Proportional to 44,851.70, 67,265.40 and 13,261.70

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Solution

The fourth proportional to 44,851.70, 67,265.40 and 13,261.70 is: 19,888.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,851.70 : 67,265.40 = 13,261.70 : x
  2. Step 2: Convert to fraction form
    44,851.70/67,265.40 = 13,261.70/x
  3. Step 3: Cross multiply
    44,851.70x = 67,265.40 × 13,261.70
  4. Step 4: Simplify right side
    44,851.70x = 892,053,555.18
  5. Step 5: Solve for x
    x = 892,053,555.18/44,851.70
  6. Step 6: Final answer
    x = 19,888.96

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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.