Home / 26,661.72-40,002.30-14,182.86

Finding the Fourth Proportional to 26,661.72, 40,002.30 and 14,182.86

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Solution

The fourth proportional to 26,661.72, 40,002.30 and 14,182.86 is: 21,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,661.72 : 40,002.30 = 14,182.86 : x
  2. Step 2: Convert to fraction form
    26,661.72/40,002.30 = 14,182.86/x
  3. Step 3: Cross multiply
    26,661.72x = 40,002.30 × 14,182.86
  4. Step 4: Simplify right side
    26,661.72x = 567,347,020.58
  5. Step 5: Solve for x
    x = 567,347,020.58/26,661.72
  6. Step 6: Final answer
    x = 21,279.46

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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.