Home / 22,437.99-30,955.82-13,487.67

Finding the Fourth Proportional to 22,437.99, 30,955.82 and 13,487.67

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Solution

The fourth proportional to 22,437.99, 30,955.82 and 13,487.67 is: 18,607.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,437.99 : 30,955.82 = 13,487.67 : x
  2. Step 2: Convert to fraction form
    22,437.99/30,955.82 = 13,487.67/x
  3. Step 3: Cross multiply
    22,437.99x = 30,955.82 × 13,487.67
  4. Step 4: Simplify right side
    22,437.99x = 417,521,817.30
  5. Step 5: Solve for x
    x = 417,521,817.30/22,437.99
  6. Step 6: Final answer
    x = 18,607.81

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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.