Home / 16,280.49-22,464.23-9,994.89

Finding the Fourth Proportional to 16,280.49, 22,464.23 and 9,994.89

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Solution

The fourth proportional to 16,280.49, 22,464.23 and 9,994.89 is: 13,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.49 : 22,464.23 = 9,994.89 : x
  2. Step 2: Convert to fraction form
    16,280.49/22,464.23 = 9,994.89/x
  3. Step 3: Cross multiply
    16,280.49x = 22,464.23 × 9,994.89
  4. Step 4: Simplify right side
    16,280.49x = 224,527,457.81
  5. Step 5: Solve for x
    x = 224,527,457.81/16,280.49
  6. Step 6: Final answer
    x = 13,791.20

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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.