Home / 31,117.80-46,676.70-27,424.20

Finding the Fourth Proportional to 31,117.80, 46,676.70 and 27,424.20

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Solution

The fourth proportional to 31,117.80, 46,676.70 and 27,424.20 is: 41,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,117.80 : 46,676.70 = 27,424.20 : x
  2. Step 2: Convert to fraction form
    31,117.80/46,676.70 = 27,424.20/x
  3. Step 3: Cross multiply
    31,117.80x = 46,676.70 × 27,424.20
  4. Step 4: Simplify right side
    31,117.80x = 1,280,071,156.14
  5. Step 5: Solve for x
    x = 1,280,071,156.14/31,117.80
  6. Step 6: Final answer
    x = 41,136.30

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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.