Home / 43,530.18-65,297.33-13,948.28

Finding the Fourth Proportional to 43,530.18, 65,297.33 and 13,948.28

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Solution

The fourth proportional to 43,530.18, 65,297.33 and 13,948.28 is: 20,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,530.18 : 65,297.33 = 13,948.28 : x
  2. Step 2: Convert to fraction form
    43,530.18/65,297.33 = 13,948.28/x
  3. Step 3: Cross multiply
    43,530.18x = 65,297.33 × 13,948.28
  4. Step 4: Simplify right side
    43,530.18x = 910,785,139.77
  5. Step 5: Solve for x
    x = 910,785,139.77/43,530.18
  6. Step 6: Final answer
    x = 20,923.07

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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.