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Finding the Fourth Proportional to 26,379.66, 36,404.04 and 14,443.14

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Solution

The fourth proportional to 26,379.66, 36,404.04 and 14,443.14 is: 19,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.66 : 36,404.04 = 14,443.14 : x
  2. Step 2: Convert to fraction form
    26,379.66/36,404.04 = 14,443.14/x
  3. Step 3: Cross multiply
    26,379.66x = 36,404.04 × 14,443.14
  4. Step 4: Simplify right side
    26,379.66x = 525,788,646.29
  5. Step 5: Solve for x
    x = 525,788,646.29/26,379.66
  6. Step 6: Final answer
    x = 19,931.59

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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.