Home / 29,281.47-43,946.84-12,654.10

Finding the Fourth Proportional to 29,281.47, 43,946.84 and 12,654.10

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Solution

The fourth proportional to 29,281.47, 43,946.84 and 12,654.10 is: 18,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,281.47 : 43,946.84 = 12,654.10 : x
  2. Step 2: Convert to fraction form
    29,281.47/43,946.84 = 12,654.10/x
  3. Step 3: Cross multiply
    29,281.47x = 43,946.84 × 12,654.10
  4. Step 4: Simplify right side
    29,281.47x = 556,107,644.77
  5. Step 5: Solve for x
    x = 556,107,644.77/29,281.47
  6. Step 6: Final answer
    x = 18,991.80

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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.