Home / 31,325.75-46,991.59-11,340.28

Finding the Fourth Proportional to 31,325.75, 46,991.59 and 11,340.28

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Solution

The fourth proportional to 31,325.75, 46,991.59 and 11,340.28 is: 17,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,325.75 : 46,991.59 = 11,340.28 : x
  2. Step 2: Convert to fraction form
    31,325.75/46,991.59 = 11,340.28/x
  3. Step 3: Cross multiply
    31,325.75x = 46,991.59 × 11,340.28
  4. Step 4: Simplify right side
    31,325.75x = 532,897,788.25
  5. Step 5: Solve for x
    x = 532,897,788.25/31,325.75
  6. Step 6: Final answer
    x = 17,011.49

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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.