Home / 30,351.34-45,526.46-11,626.30

Finding the Fourth Proportional to 30,351.34, 45,526.46 and 11,626.30

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Solution

The fourth proportional to 30,351.34, 45,526.46 and 11,626.30 is: 17,439.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,351.34 : 45,526.46 = 11,626.30 : x
  2. Step 2: Convert to fraction form
    30,351.34/45,526.46 = 11,626.30/x
  3. Step 3: Cross multiply
    30,351.34x = 45,526.46 × 11,626.30
  4. Step 4: Simplify right side
    30,351.34x = 529,304,281.90
  5. Step 5: Solve for x
    x = 529,304,281.90/30,351.34
  6. Step 6: Final answer
    x = 17,439.24

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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.