Home / 15,561.43-23,302.72-9,649.86

Finding the Fourth Proportional to 15,561.43, 23,302.72 and 9,649.86

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Solution

The fourth proportional to 15,561.43, 23,302.72 and 9,649.86 is: 14,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.43 : 23,302.72 = 9,649.86 : x
  2. Step 2: Convert to fraction form
    15,561.43/23,302.72 = 9,649.86/x
  3. Step 3: Cross multiply
    15,561.43x = 23,302.72 × 9,649.86
  4. Step 4: Simplify right side
    15,561.43x = 224,867,985.62
  5. Step 5: Solve for x
    x = 224,867,985.62/15,561.43
  6. Step 6: Final answer
    x = 14,450.34

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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.