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Finding the Fourth Proportional to 34,572.40, 51,858.60 and 29,042.80

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Solution

The fourth proportional to 34,572.40, 51,858.60 and 29,042.80 is: 43,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,572.40 : 51,858.60 = 29,042.80 : x
  2. Step 2: Convert to fraction form
    34,572.40/51,858.60 = 29,042.80/x
  3. Step 3: Cross multiply
    34,572.40x = 51,858.60 × 29,042.80
  4. Step 4: Simplify right side
    34,572.40x = 1,506,118,948.08
  5. Step 5: Solve for x
    x = 1,506,118,948.08/34,572.40
  6. Step 6: Final answer
    x = 43,564.20

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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.