Home / 30,227.90-45,350.01-10,507.55

Finding the Fourth Proportional to 30,227.90, 45,350.01 and 10,507.55

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Solution

The fourth proportional to 30,227.90, 45,350.01 and 10,507.55 is: 15,764.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,227.90 : 45,350.01 = 10,507.55 : x
  2. Step 2: Convert to fraction form
    30,227.90/45,350.01 = 10,507.55/x
  3. Step 3: Cross multiply
    30,227.90x = 45,350.01 × 10,507.55
  4. Step 4: Simplify right side
    30,227.90x = 476,517,270.83
  5. Step 5: Solve for x
    x = 476,517,270.83/30,227.90
  6. Step 6: Final answer
    x = 15,764.16

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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.