Home / 22,368.34-30,871.29-14,433.68

Finding the Fourth Proportional to 22,368.34, 30,871.29 and 14,433.68

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Solution

The fourth proportional to 22,368.34, 30,871.29 and 14,433.68 is: 19,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,368.34 : 30,871.29 = 14,433.68 : x
  2. Step 2: Convert to fraction form
    22,368.34/30,871.29 = 14,433.68/x
  3. Step 3: Cross multiply
    22,368.34x = 30,871.29 × 14,433.68
  4. Step 4: Simplify right side
    22,368.34x = 445,586,321.05
  5. Step 5: Solve for x
    x = 445,586,321.05/22,368.34
  6. Step 6: Final answer
    x = 19,920.40

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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.