Home / 17,890.76-26,943.28-16,294.64

Finding the Fourth Proportional to 17,890.76, 26,943.28 and 16,294.64

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Solution

The fourth proportional to 17,890.76, 26,943.28 and 16,294.64 is: 24,539.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.76 : 26,943.28 = 16,294.64 : x
  2. Step 2: Convert to fraction form
    17,890.76/26,943.28 = 16,294.64/x
  3. Step 3: Cross multiply
    17,890.76x = 26,943.28 × 16,294.64
  4. Step 4: Simplify right side
    17,890.76x = 439,031,048.02
  5. Step 5: Solve for x
    x = 439,031,048.02/17,890.76
  6. Step 6: Final answer
    x = 24,539.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.