Home / 26,277.72-39,417.48-8,507.94

Finding the Fourth Proportional to 26,277.72, 39,417.48 and 8,507.94

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Solution

The fourth proportional to 26,277.72, 39,417.48 and 8,507.94 is: 12,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,277.72 : 39,417.48 = 8,507.94 : x
  2. Step 2: Convert to fraction form
    26,277.72/39,417.48 = 8,507.94/x
  3. Step 3: Cross multiply
    26,277.72x = 39,417.48 × 8,507.94
  4. Step 4: Simplify right side
    26,277.72x = 335,361,554.79
  5. Step 5: Solve for x
    x = 335,361,554.79/26,277.72
  6. Step 6: Final answer
    x = 12,762.20

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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.