Home / 26,449.61-36,490.50-16,889.85

Finding the Fourth Proportional to 26,449.61, 36,490.50 and 16,889.85

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Solution

The fourth proportional to 26,449.61, 36,490.50 and 16,889.85 is: 23,301.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.61 : 36,490.50 = 16,889.85 : x
  2. Step 2: Convert to fraction form
    26,449.61/36,490.50 = 16,889.85/x
  3. Step 3: Cross multiply
    26,449.61x = 36,490.50 × 16,889.85
  4. Step 4: Simplify right side
    26,449.61x = 616,319,071.43
  5. Step 5: Solve for x
    x = 616,319,071.43/26,449.61
  6. Step 6: Final answer
    x = 23,301.64

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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.