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Finding the Fourth Proportional to 29,777.67, 44,666.23 and 13,137.71

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Solution

The fourth proportional to 29,777.67, 44,666.23 and 13,137.71 is: 19,706.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,777.67 : 44,666.23 = 13,137.71 : x
  2. Step 2: Convert to fraction form
    29,777.67/44,666.23 = 13,137.71/x
  3. Step 3: Cross multiply
    29,777.67x = 44,666.23 × 13,137.71
  4. Step 4: Simplify right side
    29,777.67x = 586,812,055.35
  5. Step 5: Solve for x
    x = 586,812,055.35/29,777.67
  6. Step 6: Final answer
    x = 19,706.45

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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.