Home / 17,945.72-26,880.12-14,598.08

Finding the Fourth Proportional to 17,945.72, 26,880.12 and 14,598.08

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Solution

The fourth proportional to 17,945.72, 26,880.12 and 14,598.08 is: 21,865.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.72 : 26,880.12 = 14,598.08 : x
  2. Step 2: Convert to fraction form
    17,945.72/26,880.12 = 14,598.08/x
  3. Step 3: Cross multiply
    17,945.72x = 26,880.12 × 14,598.08
  4. Step 4: Simplify right side
    17,945.72x = 392,398,142.17
  5. Step 5: Solve for x
    x = 392,398,142.17/17,945.72
  6. Step 6: Final answer
    x = 21,865.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.