Home / 31,222.62-46,826.90-9,031.06

Finding the Fourth Proportional to 31,222.62, 46,826.90 and 9,031.06

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Solution

The fourth proportional to 31,222.62, 46,826.90 and 9,031.06 is: 13,544.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,222.62 : 46,826.90 = 9,031.06 : x
  2. Step 2: Convert to fraction form
    31,222.62/46,826.90 = 9,031.06/x
  3. Step 3: Cross multiply
    31,222.62x = 46,826.90 × 9,031.06
  4. Step 4: Simplify right side
    31,222.62x = 422,896,543.51
  5. Step 5: Solve for x
    x = 422,896,543.51/31,222.62
  6. Step 6: Final answer
    x = 13,544.56

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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.