Home / 13,941.27-19,232.53-8,902.97

Finding the Fourth Proportional to 13,941.27, 19,232.53 and 8,902.97

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Solution

The fourth proportional to 13,941.27, 19,232.53 and 8,902.97 is: 12,281.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.27 : 19,232.53 = 8,902.97 : x
  2. Step 2: Convert to fraction form
    13,941.27/19,232.53 = 8,902.97/x
  3. Step 3: Cross multiply
    13,941.27x = 19,232.53 × 8,902.97
  4. Step 4: Simplify right side
    13,941.27x = 171,226,541.45
  5. Step 5: Solve for x
    x = 171,226,541.45/13,941.27
  6. Step 6: Final answer
    x = 12,281.99

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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.