Home / 26,326.69-36,329.56-14,390.03

Finding the Fourth Proportional to 26,326.69, 36,329.56 and 14,390.03

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Solution

The fourth proportional to 26,326.69, 36,329.56 and 14,390.03 is: 19,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,326.69 : 36,329.56 = 14,390.03 : x
  2. Step 2: Convert to fraction form
    26,326.69/36,329.56 = 14,390.03/x
  3. Step 3: Cross multiply
    26,326.69x = 36,329.56 × 14,390.03
  4. Step 4: Simplify right side
    26,326.69x = 522,783,276.64
  5. Step 5: Solve for x
    x = 522,783,276.64/26,326.69
  6. Step 6: Final answer
    x = 19,857.54

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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.