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Finding the Fourth Proportional to 14,373.24, 19,834.92 and 7,999.74

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Solution

The fourth proportional to 14,373.24, 19,834.92 and 7,999.74 is: 11,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373.24 : 19,834.92 = 7,999.74 : x
  2. Step 2: Convert to fraction form
    14,373.24/19,834.92 = 7,999.74/x
  3. Step 3: Cross multiply
    14,373.24x = 19,834.92 × 7,999.74
  4. Step 4: Simplify right side
    14,373.24x = 158,674,158.38
  5. Step 5: Solve for x
    x = 158,674,158.38/14,373.24
  6. Step 6: Final answer
    x = 11,039.55

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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.