Home / 14,941.32-20,610.42-9,342.60

Finding the Fourth Proportional to 14,941.32, 20,610.42 and 9,342.60

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Solution

The fourth proportional to 14,941.32, 20,610.42 and 9,342.60 is: 12,887.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,941.32 : 20,610.42 = 9,342.60 : x
  2. Step 2: Convert to fraction form
    14,941.32/20,610.42 = 9,342.60/x
  3. Step 3: Cross multiply
    14,941.32x = 20,610.42 × 9,342.60
  4. Step 4: Simplify right side
    14,941.32x = 192,554,909.89
  5. Step 5: Solve for x
    x = 192,554,909.89/14,941.32
  6. Step 6: Final answer
    x = 12,887.41

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1.5x scale

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.