Home / 30,419.07-45,628.56-22,151.67

Finding the Fourth Proportional to 30,419.07, 45,628.56 and 22,151.67

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Solution

The fourth proportional to 30,419.07, 45,628.56 and 22,151.67 is: 33,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,419.07 : 45,628.56 = 22,151.67 : x
  2. Step 2: Convert to fraction form
    30,419.07/45,628.56 = 22,151.67/x
  3. Step 3: Cross multiply
    30,419.07x = 45,628.56 × 22,151.67
  4. Step 4: Simplify right side
    30,419.07x = 1,010,748,803.70
  5. Step 5: Solve for x
    x = 1,010,748,803.70/30,419.07
  6. Step 6: Final answer
    x = 33,227.47

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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.