Home / 26,400.65-36,431.91-14,464.08

Finding the Fourth Proportional to 26,400.65, 36,431.91 and 14,464.08

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Solution

The fourth proportional to 26,400.65, 36,431.91 and 14,464.08 is: 19,959.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.65 : 36,431.91 = 14,464.08 : x
  2. Step 2: Convert to fraction form
    26,400.65/36,431.91 = 14,464.08/x
  3. Step 3: Cross multiply
    26,400.65x = 36,431.91 × 14,464.08
  4. Step 4: Simplify right side
    26,400.65x = 526,954,060.79
  5. Step 5: Solve for x
    x = 526,954,060.79/26,400.65
  6. Step 6: Final answer
    x = 19,959.89

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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.