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Finding the Fourth Proportional to 26,575, 36,673.05 and 14,639.45

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Solution

The fourth proportional to 26,575, 36,673.05 and 14,639.45 is: 20,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,575 : 36,673.05 = 14,639.45 : x
  2. Step 2: Convert to fraction form
    26,575/36,673.05 = 14,639.45/x
  3. Step 3: Cross multiply
    26,575x = 36,673.05 × 14,639.45
  4. Step 4: Simplify right side
    26,575x = 536,873,281.82
  5. Step 5: Solve for x
    x = 536,873,281.82/26,575
  6. Step 6: Final answer
    x = 20,202.19

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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.