Home / 37,339.50-51,528.52-21,423.28

Finding the Fourth Proportional to 37,339.50, 51,528.52 and 21,423.28

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Solution

The fourth proportional to 37,339.50, 51,528.52 and 21,423.28 is: 29,564.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,339.50 : 51,528.52 = 21,423.28 : x
  2. Step 2: Convert to fraction form
    37,339.50/51,528.52 = 21,423.28/x
  3. Step 3: Cross multiply
    37,339.50x = 51,528.52 × 21,423.28
  4. Step 4: Simplify right side
    37,339.50x = 1,103,909,911.95
  5. Step 5: Solve for x
    x = 1,103,909,911.95/37,339.50
  6. Step 6: Final answer
    x = 29,564.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.