Home / 14,020.81-19,348.18-7,733.18

Finding the Fourth Proportional to 14,020.81, 19,348.18 and 7,733.18

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Solution

The fourth proportional to 14,020.81, 19,348.18 and 7,733.18 is: 10,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.81 : 19,348.18 = 7,733.18 : x
  2. Step 2: Convert to fraction form
    14,020.81/19,348.18 = 7,733.18/x
  3. Step 3: Cross multiply
    14,020.81x = 19,348.18 × 7,733.18
  4. Step 4: Simplify right side
    14,020.81x = 149,622,958.61
  5. Step 5: Solve for x
    x = 149,622,958.61/14,020.81
  6. Step 6: Final answer
    x = 10,671.49

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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.