Home / 30,225.96-45,363.60-14,643.54

Finding the Fourth Proportional to 30,225.96, 45,363.60 and 14,643.54

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Solution

The fourth proportional to 30,225.96, 45,363.60 and 14,643.54 is: 21,977.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,225.96 : 45,363.60 = 14,643.54 : x
  2. Step 2: Convert to fraction form
    30,225.96/45,363.60 = 14,643.54/x
  3. Step 3: Cross multiply
    30,225.96x = 45,363.60 × 14,643.54
  4. Step 4: Simplify right side
    30,225.96x = 664,283,691.14
  5. Step 5: Solve for x
    x = 664,283,691.14/30,225.96
  6. Step 6: Final answer
    x = 21,977.26

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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.