Home / 26,630.86-36,752.36-15,304.02

Finding the Fourth Proportional to 26,630.86, 36,752.36 and 15,304.02

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Solution

The fourth proportional to 26,630.86, 36,752.36 and 15,304.02 is: 21,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.86 : 36,752.36 = 15,304.02 : x
  2. Step 2: Convert to fraction form
    26,630.86/36,752.36 = 15,304.02/x
  3. Step 3: Cross multiply
    26,630.86x = 36,752.36 × 15,304.02
  4. Step 4: Simplify right side
    26,630.86x = 562,458,852.49
  5. Step 5: Solve for x
    x = 562,458,852.49/26,630.86
  6. Step 6: Final answer
    x = 21,120.57

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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.