Home / 37,278.99-51,428.05-22,163.07

Finding the Fourth Proportional to 37,278.99, 51,428.05 and 22,163.07

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Solution

The fourth proportional to 37,278.99, 51,428.05 and 22,163.07 is: 30,574.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,278.99 : 51,428.05 = 22,163.07 : x
  2. Step 2: Convert to fraction form
    37,278.99/51,428.05 = 22,163.07/x
  3. Step 3: Cross multiply
    37,278.99x = 51,428.05 × 22,163.07
  4. Step 4: Simplify right side
    37,278.99x = 1,139,803,748.08
  5. Step 5: Solve for x
    x = 1,139,803,748.08/37,278.99
  6. Step 6: Final answer
    x = 30,574.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.