Home / 15,364.89-23,014.53-11,668.86

Finding the Fourth Proportional to 15,364.89, 23,014.53 and 11,668.86

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Solution

The fourth proportional to 15,364.89, 23,014.53 and 11,668.86 is: 17,478.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,364.89 : 23,014.53 = 11,668.86 : x
  2. Step 2: Convert to fraction form
    15,364.89/23,014.53 = 11,668.86/x
  3. Step 3: Cross multiply
    15,364.89x = 23,014.53 × 11,668.86
  4. Step 4: Simplify right side
    15,364.89x = 268,553,328.54
  5. Step 5: Solve for x
    x = 268,553,328.54/15,364.89
  6. Step 6: Final answer
    x = 17,478.38

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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.