Home / 18,845.12-26,007.84-10,463.36

Finding the Fourth Proportional to 18,845.12, 26,007.84 and 10,463.36

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Solution

The fourth proportional to 18,845.12, 26,007.84 and 10,463.36 is: 14,440.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845.12 : 26,007.84 = 10,463.36 : x
  2. Step 2: Convert to fraction form
    18,845.12/26,007.84 = 10,463.36/x
  3. Step 3: Cross multiply
    18,845.12x = 26,007.84 × 10,463.36
  4. Step 4: Simplify right side
    18,845.12x = 272,129,392.74
  5. Step 5: Solve for x
    x = 272,129,392.74/18,845.12
  6. Step 6: Final answer
    x = 14,440.31

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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.