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Finding the Fourth Proportional to 26,245.29, 36,218.71 and 14,308.71

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Solution

The fourth proportional to 26,245.29, 36,218.71 and 14,308.71 is: 19,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,245.29 : 36,218.71 = 14,308.71 : x
  2. Step 2: Convert to fraction form
    26,245.29/36,218.71 = 14,308.71/x
  3. Step 3: Cross multiply
    26,245.29x = 36,218.71 × 14,308.71
  4. Step 4: Simplify right side
    26,245.29x = 518,243,184.88
  5. Step 5: Solve for x
    x = 518,243,184.88/26,245.29
  6. Step 6: Final answer
    x = 19,746.14

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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.