Home / 16,941.65-23,378.09-9,771.32

Finding the Fourth Proportional to 16,941.65, 23,378.09 and 9,771.32

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Solution

The fourth proportional to 16,941.65, 23,378.09 and 9,771.32 is: 13,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,941.65 : 23,378.09 = 9,771.32 : x
  2. Step 2: Convert to fraction form
    16,941.65/23,378.09 = 9,771.32/x
  3. Step 3: Cross multiply
    16,941.65x = 23,378.09 × 9,771.32
  4. Step 4: Simplify right side
    16,941.65x = 228,434,807.97
  5. Step 5: Solve for x
    x = 228,434,807.97/16,941.65
  6. Step 6: Final answer
    x = 13,483.63

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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.