Home / 22,945.77-31,635.59-14,865.03

Finding the Fourth Proportional to 22,945.77, 31,635.59 and 14,865.03

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Solution

The fourth proportional to 22,945.77, 31,635.59 and 14,865.03 is: 20,494.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,945.77 : 31,635.59 = 14,865.03 : x
  2. Step 2: Convert to fraction form
    22,945.77/31,635.59 = 14,865.03/x
  3. Step 3: Cross multiply
    22,945.77x = 31,635.59 × 14,865.03
  4. Step 4: Simplify right side
    22,945.77x = 470,263,920.09
  5. Step 5: Solve for x
    x = 470,263,920.09/22,945.77
  6. Step 6: Final answer
    x = 20,494.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.