Home / 31,318.03-46,952.31-15,528.49

Finding the Fourth Proportional to 31,318.03, 46,952.31 and 15,528.49

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Solution

The fourth proportional to 31,318.03, 46,952.31 and 15,528.49 is: 23,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,318.03 : 46,952.31 = 15,528.49 : x
  2. Step 2: Convert to fraction form
    31,318.03/46,952.31 = 15,528.49/x
  3. Step 3: Cross multiply
    31,318.03x = 46,952.31 × 15,528.49
  4. Step 4: Simplify right side
    31,318.03x = 729,098,476.31
  5. Step 5: Solve for x
    x = 729,098,476.31/31,318.03
  6. Step 6: Final answer
    x = 23,280.47

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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.