Home / 39,935.75-59,907.06-11,472.86

Finding the Fourth Proportional to 39,935.75, 59,907.06 and 11,472.86

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Solution

The fourth proportional to 39,935.75, 59,907.06 and 11,472.86 is: 17,210.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,935.75 : 59,907.06 = 11,472.86 : x
  2. Step 2: Convert to fraction form
    39,935.75/59,907.06 = 11,472.86/x
  3. Step 3: Cross multiply
    39,935.75x = 59,907.06 × 11,472.86
  4. Step 4: Simplify right side
    39,935.75x = 687,305,462.16
  5. Step 5: Solve for x
    x = 687,305,462.16/39,935.75
  6. Step 6: Final answer
    x = 17,210.28

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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.