Home / 30,068.36-45,124.72-14,273.48

Finding the Fourth Proportional to 30,068.36, 45,124.72 and 14,273.48

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Solution

The fourth proportional to 30,068.36, 45,124.72 and 14,273.48 is: 21,420.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,068.36 : 45,124.72 = 14,273.48 : x
  2. Step 2: Convert to fraction form
    30,068.36/45,124.72 = 14,273.48/x
  3. Step 3: Cross multiply
    30,068.36x = 45,124.72 × 14,273.48
  4. Step 4: Simplify right side
    30,068.36x = 644,086,788.43
  5. Step 5: Solve for x
    x = 644,086,788.43/30,068.36
  6. Step 6: Final answer
    x = 21,420.75

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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.