Home / 30,273.56-45,412.05-9,214.29

Finding the Fourth Proportional to 30,273.56, 45,412.05 and 9,214.29

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Solution

The fourth proportional to 30,273.56, 45,412.05 and 9,214.29 is: 13,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,273.56 : 45,412.05 = 9,214.29 : x
  2. Step 2: Convert to fraction form
    30,273.56/45,412.05 = 9,214.29/x
  3. Step 3: Cross multiply
    30,273.56x = 45,412.05 × 9,214.29
  4. Step 4: Simplify right side
    30,273.56x = 418,439,798.19
  5. Step 5: Solve for x
    x = 418,439,798.19/30,273.56
  6. Step 6: Final answer
    x = 13,821.96

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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.