Home / 26,527.20-39,779.28-8,054.88

Finding the Fourth Proportional to 26,527.20, 39,779.28 and 8,054.88

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Solution

The fourth proportional to 26,527.20, 39,779.28 and 8,054.88 is: 12,078.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,527.20 : 39,779.28 = 8,054.88 : x
  2. Step 2: Convert to fraction form
    26,527.20/39,779.28 = 8,054.88/x
  3. Step 3: Cross multiply
    26,527.20x = 39,779.28 × 8,054.88
  4. Step 4: Simplify right side
    26,527.20x = 320,417,326.89
  5. Step 5: Solve for x
    x = 320,417,326.89/26,527.20
  6. Step 6: Final answer
    x = 12,078.82

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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.