Home / 26,400.71-36,431.07-14,462.12

Finding the Fourth Proportional to 26,400.71, 36,431.07 and 14,462.12

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Solution

The fourth proportional to 26,400.71, 36,431.07 and 14,462.12 is: 19,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.71 : 36,431.07 = 14,462.12 : x
  2. Step 2: Convert to fraction form
    26,400.71/36,431.07 = 14,462.12/x
  3. Step 3: Cross multiply
    26,400.71x = 36,431.07 × 14,462.12
  4. Step 4: Simplify right side
    26,400.71x = 526,870,323.91
  5. Step 5: Solve for x
    x = 526,870,323.91/26,400.71
  6. Step 6: Final answer
    x = 19,956.68

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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.