Home / 26,449.65-39,688.41-11,668.77

Finding the Fourth Proportional to 26,449.65, 39,688.41 and 11,668.77

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Solution

The fourth proportional to 26,449.65, 39,688.41 and 11,668.77 is: 17,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.65 : 39,688.41 = 11,668.77 : x
  2. Step 2: Convert to fraction form
    26,449.65/39,688.41 = 11,668.77/x
  3. Step 3: Cross multiply
    26,449.65x = 39,688.41 × 11,668.77
  4. Step 4: Simplify right side
    26,449.65x = 463,114,927.96
  5. Step 5: Solve for x
    x = 463,114,927.96/26,449.65
  6. Step 6: Final answer
    x = 17,509.30

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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.