Home / 16,938.61-23,376.11-10,224.12

Finding the Fourth Proportional to 16,938.61, 23,376.11 and 10,224.12

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Solution

The fourth proportional to 16,938.61, 23,376.11 and 10,224.12 is: 14,109.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.61 : 23,376.11 = 10,224.12 : x
  2. Step 2: Convert to fraction form
    16,938.61/23,376.11 = 10,224.12/x
  3. Step 3: Cross multiply
    16,938.61x = 23,376.11 × 10,224.12
  4. Step 4: Simplify right side
    16,938.61x = 239,000,153.77
  5. Step 5: Solve for x
    x = 239,000,153.77/16,938.61
  6. Step 6: Final answer
    x = 14,109.79

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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.