Home / 22,428.69-30,935.64-14,762.67

Finding the Fourth Proportional to 22,428.69, 30,935.64 and 14,762.67

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Solution

The fourth proportional to 22,428.69, 30,935.64 and 14,762.67 is: 20,361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428.69 : 30,935.64 = 14,762.67 : x
  2. Step 2: Convert to fraction form
    22,428.69/30,935.64 = 14,762.67/x
  3. Step 3: Cross multiply
    22,428.69x = 30,935.64 × 14,762.67
  4. Step 4: Simplify right side
    22,428.69x = 456,692,644.56
  5. Step 5: Solve for x
    x = 456,692,644.56/22,428.69
  6. Step 6: Final answer
    x = 20,361.98

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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.