Home / 30,913.11-46,331.64-14,250.03

Finding the Fourth Proportional to 30,913.11, 46,331.64 and 14,250.03

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Solution

The fourth proportional to 30,913.11, 46,331.64 and 14,250.03 is: 21,357.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,913.11 : 46,331.64 = 14,250.03 : x
  2. Step 2: Convert to fraction form
    30,913.11/46,331.64 = 14,250.03/x
  3. Step 3: Cross multiply
    30,913.11x = 46,331.64 × 14,250.03
  4. Step 4: Simplify right side
    30,913.11x = 660,227,259.95
  5. Step 5: Solve for x
    x = 660,227,259.95/30,913.11
  6. Step 6: Final answer
    x = 21,357.52

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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.