Home / 30,343.48-45,522.51-9,282.67

Finding the Fourth Proportional to 30,343.48, 45,522.51 and 9,282.67

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Solution

The fourth proportional to 30,343.48, 45,522.51 and 9,282.67 is: 13,926.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,343.48 : 45,522.51 = 9,282.67 : x
  2. Step 2: Convert to fraction form
    30,343.48/45,522.51 = 9,282.67/x
  3. Step 3: Cross multiply
    30,343.48x = 45,522.51 × 9,282.67
  4. Step 4: Simplify right side
    30,343.48x = 422,570,437.90
  5. Step 5: Solve for x
    x = 422,570,437.90/30,343.48
  6. Step 6: Final answer
    x = 13,926.24

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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.