Home / 38,637.54-57,950.73-12,338.82

Finding the Fourth Proportional to 38,637.54, 57,950.73 and 12,338.82

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Solution

The fourth proportional to 38,637.54, 57,950.73 and 12,338.82 is: 18,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,637.54 : 57,950.73 = 12,338.82 : x
  2. Step 2: Convert to fraction form
    38,637.54/57,950.73 = 12,338.82/x
  3. Step 3: Cross multiply
    38,637.54x = 57,950.73 × 12,338.82
  4. Step 4: Simplify right side
    38,637.54x = 715,043,626.34
  5. Step 5: Solve for x
    x = 715,043,626.34/38,637.54
  6. Step 6: Final answer
    x = 18,506.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.