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Finding the Fourth Proportional to 26,744.65, 36,907.65 and 14,645.07

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Solution

The fourth proportional to 26,744.65, 36,907.65 and 14,645.07 is: 20,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,744.65 : 36,907.65 = 14,645.07 : x
  2. Step 2: Convert to fraction form
    26,744.65/36,907.65 = 14,645.07/x
  3. Step 3: Cross multiply
    26,744.65x = 36,907.65 × 14,645.07
  4. Step 4: Simplify right side
    26,744.65x = 540,515,117.79
  5. Step 5: Solve for x
    x = 540,515,117.79/26,744.65
  6. Step 6: Final answer
    x = 20,210.22

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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.