Home / 16,941.73-23,378.95-9,771.95

Finding the Fourth Proportional to 16,941.73, 23,378.95 and 9,771.95

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Solution

The fourth proportional to 16,941.73, 23,378.95 and 9,771.95 is: 13,484.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,941.73 : 23,378.95 = 9,771.95 : x
  2. Step 2: Convert to fraction form
    16,941.73/23,378.95 = 9,771.95/x
  3. Step 3: Cross multiply
    16,941.73x = 23,378.95 × 9,771.95
  4. Step 4: Simplify right side
    16,941.73x = 228,457,962.85
  5. Step 5: Solve for x
    x = 228,457,962.85/16,941.73
  6. Step 6: Final answer
    x = 13,484.92

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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.