Home / 15,613.54-23,403.90-9,690.41

Finding the Fourth Proportional to 15,613.54, 23,403.90 and 9,690.41

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Solution

The fourth proportional to 15,613.54, 23,403.90 and 9,690.41 is: 14,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,613.54 : 23,403.90 = 9,690.41 : x
  2. Step 2: Convert to fraction form
    15,613.54/23,403.90 = 9,690.41/x
  3. Step 3: Cross multiply
    15,613.54x = 23,403.90 × 9,690.41
  4. Step 4: Simplify right side
    15,613.54x = 226,793,386.60
  5. Step 5: Solve for x
    x = 226,793,386.60/15,613.54
  6. Step 6: Final answer
    x = 14,525.43

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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.