Home / 13,046.61-19,568.86-3,686.25

Finding the Fourth Proportional to 13,046.61, 19,568.86 and 3,686.25

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Solution

The fourth proportional to 13,046.61, 19,568.86 and 3,686.25 is: 5,529.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046.61 : 19,568.86 = 3,686.25 : x
  2. Step 2: Convert to fraction form
    13,046.61/19,568.86 = 3,686.25/x
  3. Step 3: Cross multiply
    13,046.61x = 19,568.86 × 3,686.25
  4. Step 4: Simplify right side
    13,046.61x = 72,135,710.18
  5. Step 5: Solve for x
    x = 72,135,710.18/13,046.61
  6. Step 6: Final answer
    x = 5,529.08

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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.