Home / 31,017.88-46,489.76-11,285.69

Finding the Fourth Proportional to 31,017.88, 46,489.76 and 11,285.69

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Solution

The fourth proportional to 31,017.88, 46,489.76 and 11,285.69 is: 16,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,017.88 : 46,489.76 = 11,285.69 : x
  2. Step 2: Convert to fraction form
    31,017.88/46,489.76 = 11,285.69/x
  3. Step 3: Cross multiply
    31,017.88x = 46,489.76 × 11,285.69
  4. Step 4: Simplify right side
    31,017.88x = 524,668,963.11
  5. Step 5: Solve for x
    x = 524,668,963.11/31,017.88
  6. Step 6: Final answer
    x = 16,915.05

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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.