Home / 31,338.48-43,250.06-17,907.14

Finding the Fourth Proportional to 31,338.48, 43,250.06 and 17,907.14

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Solution

The fourth proportional to 31,338.48, 43,250.06 and 17,907.14 is: 24,713.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,338.48 : 43,250.06 = 17,907.14 : x
  2. Step 2: Convert to fraction form
    31,338.48/43,250.06 = 17,907.14/x
  3. Step 3: Cross multiply
    31,338.48x = 43,250.06 × 17,907.14
  4. Step 4: Simplify right side
    31,338.48x = 774,484,741.52
  5. Step 5: Solve for x
    x = 774,484,741.52/31,338.48
  6. Step 6: Final answer
    x = 24,713.54

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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.