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Finding the Fourth Proportional to 44,461.68, 66,703.68 and 13,296.84

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Solution

The fourth proportional to 44,461.68, 66,703.68 and 13,296.84 is: 19,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,461.68 : 66,703.68 = 13,296.84 : x
  2. Step 2: Convert to fraction form
    44,461.68/66,703.68 = 13,296.84/x
  3. Step 3: Cross multiply
    44,461.68x = 66,703.68 × 13,296.84
  4. Step 4: Simplify right side
    44,461.68x = 886,948,160.37
  5. Step 5: Solve for x
    x = 886,948,160.37/44,461.68
  6. Step 6: Final answer
    x = 19,948.60

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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.