Home / 15,495.20-23,242.59-3,808.31

Finding the Fourth Proportional to 15,495.20, 23,242.59 and 3,808.31

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Solution

The fourth proportional to 15,495.20, 23,242.59 and 3,808.31 is: 5,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,495.20 : 23,242.59 = 3,808.31 : x
  2. Step 2: Convert to fraction form
    15,495.20/23,242.59 = 3,808.31/x
  3. Step 3: Cross multiply
    15,495.20x = 23,242.59 × 3,808.31
  4. Step 4: Simplify right side
    15,495.20x = 88,514,987.92
  5. Step 5: Solve for x
    x = 88,514,987.92/15,495.20
  6. Step 6: Final answer
    x = 5,712.41

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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.