Home / 51,801.02-71,478.68-29,139.24

Finding the Fourth Proportional to 51,801.02, 71,478.68 and 29,139.24

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Solution

The fourth proportional to 51,801.02, 71,478.68 and 29,139.24 is: 40,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,801.02 : 71,478.68 = 29,139.24 : x
  2. Step 2: Convert to fraction form
    51,801.02/71,478.68 = 29,139.24/x
  3. Step 3: Cross multiply
    51,801.02x = 71,478.68 × 29,139.24
  4. Step 4: Simplify right side
    51,801.02x = 2,082,834,265.71
  5. Step 5: Solve for x
    x = 2,082,834,265.71/51,801.02
  6. Step 6: Final answer
    x = 40,208.37

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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.