Home / 19,329.35-26,672.00-11,368.67

Finding the Fourth Proportional to 19,329.35, 26,672.00 and 11,368.67

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Solution

The fourth proportional to 19,329.35, 26,672.00 and 11,368.67 is: 15,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.35 : 26,672.00 = 11,368.67 : x
  2. Step 2: Convert to fraction form
    19,329.35/26,672.00 = 11,368.67/x
  3. Step 3: Cross multiply
    19,329.35x = 26,672.00 × 11,368.67
  4. Step 4: Simplify right side
    19,329.35x = 303,225,061.30
  5. Step 5: Solve for x
    x = 303,225,061.30/19,329.35
  6. Step 6: Final answer
    x = 15,687.29

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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.