Home / 26,728.48-36,885.07-14,791.51

Finding the Fourth Proportional to 26,728.48, 36,885.07 and 14,791.51

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Solution

The fourth proportional to 26,728.48, 36,885.07 and 14,791.51 is: 20,412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,728.48 : 36,885.07 = 14,791.51 : x
  2. Step 2: Convert to fraction form
    26,728.48/36,885.07 = 14,791.51/x
  3. Step 3: Cross multiply
    26,728.48x = 36,885.07 × 14,791.51
  4. Step 4: Simplify right side
    26,728.48x = 545,585,946.35
  5. Step 5: Solve for x
    x = 545,585,946.35/26,728.48
  6. Step 6: Final answer
    x = 20,412.16

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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.