Home / 26,215.20-36,176.67-14,278.50

Finding the Fourth Proportional to 26,215.20, 36,176.67 and 14,278.50

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Solution

The fourth proportional to 26,215.20, 36,176.67 and 14,278.50 is: 19,704.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,215.20 : 36,176.67 = 14,278.50 : x
  2. Step 2: Convert to fraction form
    26,215.20/36,176.67 = 14,278.50/x
  3. Step 3: Cross multiply
    26,215.20x = 36,176.67 × 14,278.50
  4. Step 4: Simplify right side
    26,215.20x = 516,548,582.60
  5. Step 5: Solve for x
    x = 516,548,582.60/26,215.20
  6. Step 6: Final answer
    x = 19,704.16

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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.