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Finding the Fourth Proportional to 26,732, 36,888.72 and 14,794.76

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Solution

The fourth proportional to 26,732, 36,888.72 and 14,794.76 is: 20,415.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,732 : 36,888.72 = 14,794.76 : x
  2. Step 2: Convert to fraction form
    26,732/36,888.72 = 14,794.76/x
  3. Step 3: Cross multiply
    26,732x = 36,888.72 × 14,794.76
  4. Step 4: Simplify right side
    26,732x = 545,759,759.11
  5. Step 5: Solve for x
    x = 545,759,759.11/26,732
  6. Step 6: Final answer
    x = 20,415.97

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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.